Like all of the U.S. Virgin Islands, St. Thomas has plenty of opportunities to lounge on the beach, splash in the sea, or amp it up with watersports. It also boasts a bountiful duty-free shopping scene – just be prepared to brave the cruise ship crowds. Charlotte Amalie swells with Danish colonial architecture and pirate legend. Shiver ye timbers at Blackbeard’s Castle, then work up an appetite by climbing the historic 99 Steps, constructed from the ballast bricks of 18th century Danish ships.