Nile River From The Iss
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Rhode Island Flood 2010
Science Source
Ptolemys World Map 2nd Century
Photo Researchers
Sumerian Map, Clay Cuneiform Tablet
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Camille Flammarion Mars Map 1876
Science Source
World Map 1626
Photo Researchers
Robert Edwin Peary, American Explorer #1
Photo Researchers
Quartz Vein #1
Ted Kinsman
Geographic Atrophy
Paul Whitten
Johannes Hevelius Moon Map 1647
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Globe Centered On The Americas
PlanetObserver
Kelso Dunes, Mojave National Preserve #4
Mark Newman
Schiaparelli Mars Map 1877-78
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Globe Showing Northern America
Planet Observer
Pliny The Elder, Ancient Roman
Wellcome Images
World Map, Catalan Atlas, 1375
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Routes Of The Polo Family, 13th Century
British Library
Early Map, Babylonian Clay Tablet, 6200
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Alaskan Malamute At Mojave National #2
Mark Newman
Canada, North America
Planet Observer
Whole Earth, Pacific Ocean #1
Planet Observer
Pliny The Elder, Ancient Roman #2
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Hemispherical World Map, 1601
Photo Researchers
Columnar Basalt In The Grand Canyon #1
William H. Mullins
Whole Earth At Night
Planet Observer
Richard Proctor Mars Map, 1860s #2
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Pliny The Elder, Ancient Roman #4
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Earths Warmest Year On Record
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Map Of China, 1734
Photo Researchers
The Americas, 1584
Photo Researchers
Ptolemys World Map
Photo Researchers
S. A. Andrée, Swedish Engineer
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Atlas Of Al-idrisi #1
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Ptolemys World Map #1
Photo Researchers
Ptolemys World Map
Photo Researchers, Inc.
Atlas Of Al-idrisi #2
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Pliny The Elder, Ancient Roman
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Atlas Of Al-idrisi #3
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Ptolemys World Map #2
Photo Researchers, Inc.
Matthew Henson, African-american
Photo Researchers
Robert Edwin Peary, American Explorer
Photo Researchers
Robert Edwin Peary, American Explorer #2
Photo Researchers
Mojave Written In Sand Of Mojave Desert
Mark Newman
Kelso Dunes, Mojave National Preserve #1
Mark Newman
Kelso Dunes, Mojave National Preserve #2
Mark Newman
Mojave National Preserve #1
Mark Newman
Kelso Dunes, Mojave National Preserve #3
Mark Newman
Kelso Dunes, Mojave National Preserve #5
Mark Newman
Kelso Dunes, Mojave National Preserve #6
Mark Newman
Kelso Dunes, Mojave National Preserve #7
Mark Newman
Kelso Dunes, Mojave National Preserve #8
Mark Newman
Alaskan Malamute At Mojave National #1
Mark Newman
Alaskan Malamute At Mojave National #3
Mark Newman
Alaskan Malamute At Mojave National #4
Mark Newman
Alaskan Malamute At Mojave National #5
Mark Newman
Ptolemys Map Of The Nile 2nd Century
Photo Researchers
The East 17th Century
Photo Researchers
Sunrise over Canals of Mars 1884
Nypl
Schiaparelli Map, Canali Of Mars, 1898
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Schiaparelli Mars Map, 1877-78 #2
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Ptolemys World Map, 2nd Century #1
Photo Researchers
Declinometer, 17th Century
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Fitzroy River Flooding Australia
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Danube River Floods
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Africa With Cloud Coverage
Planet Observer
Rift Valley Flooding Landsat 2000
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Tropical Storm Yagi
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Columnar Basalt In The Grand Canyon
William H. Mullins
Columnar Basalt In The Grand Canyon #2
William H. Mullins
Great Rift Valley, Africa
Gregory G. Dimijian, M.D.
Post Oak Lake, Oklahoma #1
Gregory G. Dimijian