Tropical storms have been steadily increasing in frequency over the past 5,700 years, new evidence from sediment in the Great Blue Hole reveals, with a massive spike in the past two decades.

Here’s what you need to know before visiting the Great Blue Hole. Like a pinprick piercing the azure Caribbean Sea, the Great Blue Hole is as mysterious as it is mesmerizing. From above ...

Plunge into this deep blue hole and you'll discover imposing ancient stalactites (calcium deposits resembling icicles) and coral fringe. Declared a UNESCO World Heritage Site in 1996 – along ...