Here’s a handy geography question for your next trivia match: What is the world’s only sea that doesn’t have a land border?

The answer is the Sargasso Sea – a 2-million-square-nautical-mile haven of biodiversity that lies east of Bermuda in the Atlantic Ocean. Rather than beaches, it’s bounded by rotating ocean currents that form the North Atlantic Subtropical Gyre.

The Sargasso is named for Read Full Story