Man against nature

By Maurice Herzog, Frank W. Aitken, Unknown Author, Stewart Alsop, Ralph E. Lapp, Roald Amundsen, Anonymous, Unknown Author, Robert H. Parnham, Unknown Author, Unknown Author, Unknown Author, Richard Evelyn Byrd, Unknown Author, Samuel Chase, Jim Corbett, Unknown Author, Frédéric Dumas, George Armstrong Custer, Richard Henry Dana, William M. M. Davies, Unknown Author, John Grant, Samuel S. Greeley, Arthur Ray Hawkins, Unknown Author, Unknown Author, Unknown Author, Thor Heyerdahl, Sir Edmund Hillary, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Francis Parkman, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author, Unknown Author