PLACENCIA, Belize — After Hurricane Iris decimated the coral reef at Laughing Bird Caye National Park in 2001, many wrote off the UNESCO World Heritage site as a coral graveyard. But a small group ...

Charles Darwin described the Belize Barrier Reef, a complex system of coral reefs, atolls and cayes spanning 300 kilometers (186 miles) and cradling the nation’s coast, as “the most remarkable reef in ...