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Some coastal cultures like those in China and Greece started diving into the ocean to gather food and be involved in trading
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A Greek historian named Thucydides wrote about how in the siege of Syracuse Greek divers would submerge underwater and remove things attached to the harbor to make sure their ships would be safe
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Vikings begin to explore the sea and colonized Greenland, Newfoundland, and Iceland. Viking are also some of the first explorers that used the North Star to determine latitude while they were sailing. -
Vasco da Gama was a Portuguese explorer who sailed the southern tip of Africa. He also went back to Portugal with a cargo of rare spices on his ship. This marked a beginning of a sea based phase of global multiculturalism -
Cornelis Drebbel built the worlds first submarine. The submarine was built out of wood and was reinforced with iron and to finish it off it was covered in leather. The submarine could fit twelve oarsmen with 6 on each side of it. -
James Cook leaves England and sets out on a trip to observe a transit of the planet of Venus across the Sun. He also maps the Pacific Ocean and he is known to be the first person to accurately use a chronometer and determine his longitude while at sea -
Louis F. de Pourtales conducts operations from Bibb off the southern coast of Florida and Survey Steamers Corwin. During the time of his operations he fount an abundant number of life extending 550 meters -
Inspired by Charles Darwin's work, the H.M.S. Challenger sailed from England and begin their 4 year trip around the world. While on the trip scientists tested the salinity, temperature and density of seawater, also collected information about meteorology, ocean currents, and sediment and they discovered hundreds of species of marine life that was never known of before -
The German vessel Meteor sailed around the Atlantic Ocean taking very detailed notes and measurements of the sea floor using echo sounding equipment. While on these voyages it helped us get a new perspective on the structure and shape of the sea floor
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Otis Barton and William Beebe set out on a expedition to explore the deep sea in a bathysphere, they reached a depth of 3,000 feet off the coast of Bermuda and discovered a unknown world full of weird creatures
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The H.M.S Challenger bounced sound waves off the bottom of the ocean and located what appears to be the sea's deepest point that has a depth of 35,856. It is now known as the Marian Trench located off the coast of the Marians Islands in the Pacific Ocean
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Jacques Piccard, and 2 other men descended into the ocean in a Trieste, stopping at a depth of 35,797 feet while down there the men discovered more new sea life