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John Ledyard
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Buzz Aldrin. Apollo 11. Apollo 11 astronaut Edwin Aldrin, photographed July 20, 1969, during the first manned mission to the Moon's surface. Reflected in Aldrin's faceplate is the Lunar Module and astronaut Neil Armstrong, who took the picture.
Exploration and Discovery
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Olduvai Gorge or Olduwai Gorge, Tanzania, Africa (eastern Serengeti Plain) Where fossil remains of more than 60 hominins provides the most continuous known record of human evolution. Mary Leakey and Louis Leakey made discoveries here. Archaeology
7 Amazing Historical Sites in Africa
Great Pyramid of Cheops (Great Pyramid of Khufu) at Giza, Egypt. (Gizah)
9 Historic Places Worth Exploring in Egypt
An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.
11 Egyptian Gods and Goddesses
Sydney Opera House, Port Jackson, Sydney Harbour, New South Wales, Australia.
Why New York Is Called "The Big Apple" and How 8 Other Famous Cities Got Their Nicknames
Discover
Thanksgiving Turkey with all the sides
Why Do We Eat Turkey on Thanksgiving?
Plato (left) and Aristotle, detail from School of Athens, fresco by Raphael, 1508-11; in the Stanza della Segnatura, the Vatican. Plato points to the heavens and the realm of Forms, Aristotle to the earth and the realm of things.
Plato and Aristotle: How Do They Differ?
Casino. Gambling. Slots. Slot machine. Luck. Rich. Neon. Hit the Jackpot neon sign lights up casino window.
Brain Games: 8 Philosophical Puzzles and Paradoxes
Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.
10 Famous Artworks by Leonardo da Vinci
The merger of two black holes and the gravitational waves that ripple outward as the black holes spiral toward each other. The black holes-which represent those detected by LIGO on Dec. 26, 2015-were 14 and 8 times the mass of the sun, until they merged,
How Do Black Holes Really Work?
NBA Lakers Celtics Finals Kevin Garnett shooting.
10 Great Sports Rivalries
The tomb of Saint Nicholas in the crypt of the Basilica di San Nicola, Bari, Apulia, Italy
Do the Relics of Saint Nicholas Really Emit a Holy Substance?

John Ledyard: Facts & Related Content

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Facts

Born 1751 • Groton • Connecticut
Died January 10, 1789 (aged 38) • Cairo • Egypt
Martin E. Johnson
American adventurer and photographer
Nathaniel P. Langford
American explorer and conservationist
Thomas Walker
American physician
Sir Henry Morton Stanley, detail of a portrait by Sir Hubert von Herkomer; in the City Museum & Art Gallery, Bristol, Gloucestershire, England.
Henry Morton Stanley
British explorer
Richard E. Byrd.
Richard E. Byrd
American explorer
Frémont, John C.
John C. Frémont
American explorer, military officer, and politician
Powell, John Wesley
John Wesley Powell
American explorer, geologist, and ethnologist
William Clark
William Clark
American explorer
Dana, James D.
James D. Dana
American geologist and mineralogist
Meriwether Lewis
Meriwether Lewis
American explorer
Christopher McCandless
American adventurer
Carson, Kit
Kit Carson
American frontiersman
Robert Edwin Peary.
Robert Peary
American explorer
Gene Savoy
American explorer and religious leader
Lincoln Ellsworth
Lincoln Ellsworth
American explorer
George Washington De Long
American explorer
Roy Chapman Andrews
Roy Chapman Andrews
American naturalist
Eielson, Carl Ben
Carl Ben Eielson
American aviator and explorer
Nicolas Perrot
French fur trader, official, and explorer
Jedediah Smith
American explorer

Related Quizzes and Features

Quiz
Buzz Aldrin. Apollo 11. Apollo 11 astronaut Edwin Aldrin, photographed July 20, 1969, during the first manned mission to the Moon's surface. Reflected in Aldrin's faceplate is the Lunar Module and astronaut Neil Armstrong, who took the picture.
Exploration and Discovery