ST. JOHN, U.S. Virgin Islands - Call it Diving Lite. Snorkeling, the colorful yet cautious cousin of scuba diving, is a way to see the sea without going under. You don't even have to know how to swim.

Belize, a small Central American country nestled between Mexico and Guatemala, is renowned for its pristine beaches, lush rainforests, and vibrant coral reefs. Among its many jewels, Caye Caulker ...