human, individual, mortal, person, somebody, someone, soul - a human being; "there was too much for one person to do"

conquistador - an adventurer (especially one who led the Spanish conquest of Mexico and Peru in the 16th century)

diver, frogman, underwater diver - someone who works underwater

navigator - in earlier times, a person who explored by ship

potholer, spelaeologist, speleologist, spelunker - a person who explores caves

Amundsen, Roald Amundsen - Norwegian explorer who was the first to traverse the Northwest Passage and in 1911 the first to reach the South Pole (1872-1928)

Bartlett, Captain Bob, Robert Abram Bartlett, Robert Bartlett - United States explorer who accompanied Peary's expedition to the North Pole and who led many other Arctic trips (1875-1946)

Bougainville, Louis Antoine de Bougainville - French explorer who circumnavigated the globe accompanied by scientists (1729-1811)

Burton, Richard Burton, Sir Richard Burton, Sir Richard Francis Burton - English explorer who with John Speke was the first European to explore Lake Tanganyika (1821-1890)

Admiral Byrd, Richard E. Byrd, Richard Evelyn Byrd, Byrd - explorer and United States naval officer; led expeditions to explore Antarctica (1888-1957)

Cabot, Sebastian Cabot - son of John Cabot who was born in Italy and who led an English expedition in search of the Northwest Passage and a Spanish expedition that explored the La Plata region of Brazil; in 1544 he published a map of the world (1476-1557)

Champlain, Samuel de Champlain - French explorer in Nova Scotia who established a settlement on the site of modern Quebec (1567-1635)

Clark, William Clark - United States explorer who (with Meriwether Lewis) led an expedition from St. Louis to the mouth of the Columbia River; Clark was responsible for making maps of the area (1770-1838)

Cordova, Francisco Fernandez Cordoba, Francisco Fernandez de Cordova, Cordoba - Spanish explorer who discovered Yucatan (1475-1526)

Cousteau, Jacques Costeau, Jacques Yves Costeau - French underwater explorer (born in 1910)

Flinders, Matthew Flinders, Sir Matthew Flinders - British explorer who mapped the Australian coast (1774-1814)

Fremont, John C. Fremont, John Charles Fremont - United States explorer who mapped much of the American west and northwest (1813-1890)

Frobisher, Sir Martin Frobisher - English explorer who led an expedition in search of the Northwest Passage to the orient; served under Drake and helped defeat the Spanish Armada (1535-1594)

Charles Francis Hall, Hall - United States explorer who led three expeditions to the Arctic (1821-1871)

Joliet, Jolliet, Louis Joliet, Louis Jolliet - French explorer (with Jacques Marquette) of the upper Mississippi River valley (1645-1700)

LaSalle, Rene-Robert Cavelier, Sieur de LaSalle - French explorer who claimed Louisiana for France (1643-1687)

Meriwether Lewis, Lewis - United States explorer and soldier who lead led an expedition from St. Louis to the mouth of the Columbia River (1774-1809)

David Livingstone, Livingstone - Scottish missionary and explorer who discovered the Zambezi River and Victoria Falls (1813-1873)

Mackenzie, Sir Alexander Mackenzie - Canadian explorer (born in England) who explored the Mackenzie River and who was first to cross North American by land north of Mexico (1764-1820)

Fridtjof Nansen, Nansen - Norwegian explorer of the Arctic and director of the League of Nations relief program for refugees of World War I (1861-1930)

Mungo Park, Park - Scottish explorer in Africa (1771-1806)

Peary, Robert E. Peary, Robert Edwin Peary, Robert Peary - United States arctic explorer and United States naval officer who has been regarded as the first man to reach the North Pole (1856-1920)

Francisco Pizarro, Pizarro - Spanish explorer who conquered the Incas in what is now Peru and founded the city of Lima (1475-1541)