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Phoenicians create sea routes around the Mediterranean Sea and into the Red Sea and Indian Ocean looking for tin.
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A king from Persia gets a diver and his daughter to dive for treasure during a Persian-Greek war.
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Leif Erikson lands in North America. He named it Vinland and makes a Norse settlement where he lands.
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Ferdinand Magellan attempts to sail around the world. His fleet does so, but he does not. He is killed in 1521 by poison arrows.
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A physician named Cornelis Drebbel builds the first submarine, it is made out of wood, iron, and leather. His submarine reaches a depth of 12-15 feet in the Thames River.
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The inventor of the steamboat creates a submarine named The Nautilus. It is made of wood and iron, and has a rudder system that is still used today.
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James Alden, of the Coast Survey Steamer Active, finds a gulch in Monterey Bay off of California. The canyon is now called Monterey Canyon, it is over 95 miles long, and 11,800 feet deep.
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A scottish naturalist dredges the ocean floor, deeper than 4389 meters. He finds life all the way down there, disproving a theory that life cannot exist below 548 meters.
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The Titanic sinks after hitting an iceberg, killing over 1500 people. This strikes motive for an effort to create a means of finding objects in the water ahead of a boat.
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Three men dive almost 7 miles into the ocean in an underwater vehicle called a bathyscaphe. They discover an abundance of unknown life under the water.
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Sylvia Earle sets a record for the deepest dive in a dive suit using a pressurized metal suit called a JIM suit. She dove 381 meters into the coast of Oahu for two and a half hours.
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The first giant squid video ever was taken, swimming in Japan. The small Giant Squid is only 9 feet long, compared to most giant squid growing over 60 feet.
