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The 1973 Las Balsas expedition is the only known multiple-raft crossing of the Pacific Ocean. It is the longest-known raft voyage in history. The expedition was led by Spaniard Vital Alsar, who, in 1970, led the La Balsa expedition, only on that occasion with one raft and three companions. The crossing was successful and, at the time, the ...
It was hoped to double the distance achieved by the Kon-Tiki expedition, the 1947 raft crossing by Thor Heyerdahl from South America to the Polynesian islands. [3] Like the Kon-Tiki expedition, the aim was to see if a raft made from the materials available in the 16th century in pre-Columbian South America, when such vessels had been observed ...
The raft blocked the mouth of Twelve Mile Bayou, impeding settlement in the area west of Shreveport. There were many smaller logjams on the Red River. [2] The raft raised the banks of the river, creating bayous and several lakes. Called the Great Raft Lakes, these included Caddo and Cross Lakes, along the lower reaches of the Red River's ...
Heyerdahl is notable for his Kon-Tiki expedition in 1947, in which he drifted 8,000 km (5,000 mi) across the Pacific Ocean in a primitive hand-built raft from South America to the Tuamotu Islands. The expedition was supposed to demonstrate that the legendary sun-worshiping red-haired, bearded, and white-skinned "Tiki people" from South America ...
Sebastian Cabot returned to England from a 1504 expedition with North American fish. In 1508–09, his second expedition searched for the Northwest Passage around North America to the Pacific. In 1519 Ferdinand Magellan sailed from Spain to the South Atlantic, navigating the straits named after him and entering the Pacific Ocean.
In a second great voyage ten years later, at the age of 71, he sailed 10,000 miles from South America to Australia single-handing a 34-foot (10.4 m) raft named Age Unlimited. He left Callao on 5 July 1963, made a lengthy stop in Apia , and after a total of 204 days at sea, arrived near Tully Heads, Queensland , completing his voyage on 9 ...
On 10 May 1539 the expedition landed in what is generally believed to be the present-day Tampa Bay area of Florida. [4] Alvarado obtained the title of " maestre de campo " (field commander) and kept this title until March 1541, when the group was attacked by the Chickasaw Native American tribe, which caused the death of twelve Spaniards and ...
The Powell Geographic Expedition of 1869, led by American naturalist John Wesley Powell, was the first thorough cartographic and scientific investigation of long segments of the Green and Colorado rivers in the southwestern United States, including the first recorded passage of white men through the entirety of the Grand Canyon.