The Dead Sea is host to tourists who visit in droves to soak in its mineral-rich waters. Is the saltiest body of water in the world about to dry up? See more »

Early explorers drove flags into the ground to claim territories. But no one bothered to float a flag in the oceans. For the most part, we peaceably shared the oceans until we realized what valuable goods could be found in their dark and murky depths. See more »

Atlantic Ocean, the world's second largest body of water. Its area, including all connecting seas and gulfs, is about 33,420,000 square miles (86,557,000 km2), almost 24 per cent of the world's oceanic area. See more »

Ocean, the continuous body of saltwater that covers about 70 per cent of the earth's surface. See more »

Pacific Ocean, the world's largest body of water. It lies between North and South America on the east, Asia and Australia on the west, and Antarctica on the south. See more »

Adriatic Sea, an arm of the Mediterranean Sea. The name comes from the city of Adria in northeast Italy. See more »

Aegean Sea, an arm of the Mediterranean Sea. It lies between Greece on the west and the north and Turkey on the east. See more »

Baltic Sea, a large inland sea of northern Europe. Its area is about 163,000 square miles (422,000 km2); length, slightly more than 1,000 miles (1,600 km); maximum width, about 200 miles (320 km). See more »

Black Sea, an inland body of water between Asia Minor and Europe, bordered by Ukraine, Russia, Georgia, Turkey, Bulgaria, and Romania. See more »

Caribbean Sea, an arm of the Atlantic Ocean. It is enclosed by Central and South America, the West Indies, and Mexico. See more »