Cambyses II sent his army to destroy the Oracle of Ammon at Siwa Oasis in 524 BC. 50,000 warriors entered Egypt’s western desert near Luxor. According to the ancient historian Herodotus, somewhere in the middle of the desert the army was overwhelmed by a sandstorm and were presumed destroyed.
Genoese exploration voyage to find a sea route to India. It was one of the first recorded voyages to sail from the Mediterranean into the Atlantic Ocean since the fall of the Roman Empire in the 5th century AD, and predated attempts by Christopher Columbus and Vasco da Gama by two centuries.
Portuguese expedition to discover the Northwest Passage. Part of the expedition, captained by Gaspar's brother Miguel Corte-Real, were sent back to Portugal and are the only known survivors from this expedition.
British expedition to find a trade route to Asia that bypassed the Middle East. He was initially a party member of the Barth expedition but eventually left to go exploring on his own and disappeared a year later. In a visit to Wadai in 1873, Gustav Nachtigal was told that the Sultan of Wadai had ordered Vogel's death.
British naval expedition financed by Sebastian Cabot to find a Northeast Passage through the Arctic, consisting of three ships under the command of Sir Willoughby and Richard Chancellor. The ships were separated in a storm in August 1553; Chancellor reached the White Sea while the other two ships mistakenly sailed North into the Barents Sea. Both crews, sixty-three men in total, were lost.
American gold prospecting expedition that went missing while exploring Tiburón Island. They were widely believed to have been killed by Seri or Yaqui natives. However, the remains of Thomas Grindell were discovered by another group of explorers a year later. Of the five-man party, there were only two known survivors: Jack Hoffman and Papago guide Dolores Valenzuela.