V. 1, African Association ; Amazon River and basin ; Amundsen, Roald ; Andrews, Roy Chapman ; Antarctica ; Arctic ; Ballard, Robert ; Banks, Joseph ; Bates, Henry Walter ; Beagle, voyage of the ; Bell, Gertrude ; Bingham, Hiram ; Bougainville, Louis-Antoine de ; Bruce, James ; Burton, Richard Francis ; Byrd, Richard E. ; Carter, Howard ; Cheesman, Lucy Evelyn ; Como Bluff, Wyoming ; Cook, James ; Cope, Edward Drinker ; Cousteau, Jacques-Yves ; Darwin, Charles ; Discovery, Age of ; Dunbar-Hunter expedition ; Earle, Sylvia ; Everest Expeditions ; Explorers Club ; Flinders, Matthew ; Gobi Desert ; Hakluyt Society ; Hanbury-Tenison, Robin, and Marika Hanbury-Tenison ; Hedin, Sven ; Henson, Matthew ; Heyerdahl, Thor ; Horner, John R. ; Humboldt, Alexander von ; International geophysical year ; International polar year ; Jones, Albert Jose ; Kingdon-Ward, Frank ; Kingsley, Mary ; Leakey family ; Lewis and Clark expedition ; Livingstone, David, and Henry Morton Stanley
v. 2, Mackenzie, Alexander ; Malinowski, Bronislaw ; Maps and mapmaking ; Marsh, Othniel Charles ; Mexia, Ynes ; Mouhot, Henri ; Nansen, Fridtjof ; National Geographic Society ; Nordenskjold, Adolf Erik ; Oceonography, history of ; Ostrom, John H. ; Pacific exploration ; Park, Mungo ; Peary, Robert E. Powell expeditions ; Royal Geographic Society ; Russian exploration ; Schliemann, Heinrich ; Schultes, Richard ; Schweinfurth, Georg Autust ; Scoresby, William ; Scott, Robert Falcon ; Shackleton, Ernest ; Society of Woman Geographers ; Space exploration, manned ; Space exploration, unmanned ; Speke, John Hanning ; Stark, Freya ; Thomas, Elizabeth Marshall ; Van der Post, Laurens ; Wallace, Alfred Russel ; Washburn, Bradford ; Waterton, Charles ; Watkins, Gino ; Wilkes expedition.