Peaks
From the Alps in the 19th century, to the conquest of Everest in 1953 and the climbing of the Seven Summits in the late 20th century.
Ice
The great explorers of the Antarctic and Arctic: Amundsen, Scott, Shackleton, Peary, Cook and Nansen Jungle.
Desert
The crossings of the World's most inhospitable terrain, from Burton and Doughty in Arabia to Sven Hedin in the Gobi and Wilfred Thesiger and Freya Stark in Mesopotamia.
Sea
Epic crossings such as Sir Francis Chichester's circumnavigation and Thor Heyerdahl's Kon Tiki expedition.
Underworlds
Exploration of the World's deepest caves and ocean floors.