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General knowledge
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səhifə | 12/48 | tarix | 28.06.2018 | ölçüsü | 0,94 Mb. | | #52167 |
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It’s a common perception that the earth began billions of years ago as a huge ball of swirling dust and gases.
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Lightning strikes about 6,000 times per minute on earth. and atleast 2000 Number of lightning strikes over the earth per second.
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A bolt of lightning is about 54,000°F (30,000°C) which is actually six times hotter than the surface of the sun.
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Russia, Canada, USA, China, Brazil are the five countries with the biggest area on Earth.
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The earth was formed about 4.5 billion years ago.
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As the sun warms the earth’s surface, the atmosphere warms too. Some parts of the earth receive direct rays from the sun all year and are always warm.
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Warm air, which weighs less than cool air, rises. Then cool air moves in and replaces the rising warm air. This movement of air is what makes the wind blow.
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The average lightning bolt is about an inch wide and five miles long.
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The names of the continents all end with the same letter with which they start.
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Scientists believe the invertebrate life began on earth about 600 million years ago.
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Fish evolved about 300 million years ago on the earth.
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Humans began to use clothing about 70 million years ago.
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The first words were spoken by humans about 40 thousand years ago.
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Cave paintings have been identified from about 30 million years ago.
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Pyramids were build about 4.5k years ago.
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the Roman empire lasted about 500 years ago, from 0 to 500 AD
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the Greek civilization lasted about 2k years, from about 4k years ago to 2k years ago
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Agricultural habits began about 11k years ago when most of the large animals had been killed.
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Tools began to be used about 180k years ago
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100 years ago the first virus was found in both plants and animals.
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The oldest known fossil is of a single-celled organism, blue-green algae, found in 3.2 billion year-old stones in South Africa.
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Oxygen is the most abundant element in the Earth’s crust, waters, and atmosphere (about 49.5%)
Famous Cities and River Banks
Famous Cities and River Banks
Famous Cities and River Banks
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City
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Country
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River
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Adelaide
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Australia
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Torrens
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Amsterdam
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Netherlands
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Amsel
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Alexandria
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Egypt
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Nile
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Ankara
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Turkey
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Kazil
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Allahabad
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India
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At the confluence of the Ganga and Yamuna
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Agra
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India
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Yamuna
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Ayodhya
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India
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Saryu
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Ahmedabad
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India
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Sabarmati
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Badrinath
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India
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Alaknanda
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Bareilly
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India
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Ram Ganga
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Bangkok
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Thailand
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Chao Praya
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Basra
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Iraq
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Euphrates and Tigris
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Baghdad
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Iraq
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Tigris
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Berlin
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Germany
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Spree
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Bonn
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Germany
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Rhine
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Budapest
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Hungary
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Daunbe
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Bristol
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U. K.
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Avon
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Buenos Aires
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Argentina
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Laplata
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Cuttack
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India
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Mahanadi
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Curnool
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India
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Tungabhadra
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Chittagong
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Bangladesh
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Majyani
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Canton
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China
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Si-Kiang
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Cairo
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Egypt
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Nile
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Chung King
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China
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Yang-tse-King
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Cologne
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Germany
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Rhine
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Delhi
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India
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Yamuna
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Dandzing
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Germany
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Vistula
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Dresden
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Germany
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Elve
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Dibrugarh
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India
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Brahmaputra
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Dublin
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Ireland
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Liffy
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Ferozpur
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India
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Satluj
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Guwahati
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India
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Brahmaputra
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Hardwar
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India
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Ganga
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Hyderabad
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India
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Musi
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Hamburg
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Germany
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Elve
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Jabalpur
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India
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Narmada
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Jamshedpur
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India
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Swarnarekha
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Jaunpur
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India
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Gomti
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Kabul
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Afghanistan
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Kabul
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Karachi
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Pakistan
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Indus
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Kanpur
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India
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Ganga
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Kota
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India
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Chambal
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Kolkata
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India
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Hooghly
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Khartoum
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Sudan
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Confluence of Blue and white Nile
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Lahore
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Pakistan
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Ravi
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Leningrad
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Russia
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Neva
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Lucknow
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India
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Gomti
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Lisbon
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Portugal
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Tagus
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Liverpool
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England
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Messey
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Ludhiana
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India
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Satluj
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London
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England
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Thames
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Mathura
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India
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Yamuna
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Moscow
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Russia
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Moskva
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Montreal
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Canada
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St. Lawrence
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Nanking
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China
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Yang-tse-Kiang
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New Orleans
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U.S.A.
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Mississippi
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Nasik
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India
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Godavari
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New York
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U.S.A.
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Hudson
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Ottawa
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Canada
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Ottawa
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Patna
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India
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Ganga
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Paris
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France
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Seine
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Philadelphia
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U.S.A.
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Delaware
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Perth
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Australia
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Swan
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Panjim
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India
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Mandavi
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Prague
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Czech Republic
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Vitava
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Quebec
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Canada
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St. Lawrence
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Rome
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Italy
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Tiber
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Rotterdam
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The Netherlands
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New Mass
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Stalingrad
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Russia
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Volga
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Shanghai
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China
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Yang-tse-Kiang
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Sidney
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Australia
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Darling
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Srinagar
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India
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Jhelum
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Surat
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India
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Tapti
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Sambalpur
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India
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Mahanadi
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Serirangapatam
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India
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Cauvery
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Saint Luis
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U.S.A.
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Mississippi
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Tiruchurapalli
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India
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Cauvery
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Tokyo
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Japan
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Arakava
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Ujjain
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India
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Kshipra
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Vijayvada
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India
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Krishna
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Varanasi
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India
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Ganga
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Vienna
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Australia
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Danube
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Warsaw
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Poland
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Vistula
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Washington D.C.
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U.S.A.
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Potomac
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Yangoon
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Myanmar
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Irrawaddy
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General Knowledge Questions
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