As many as 19 big clusters were discovered, but 16 of them crossed the threshold for large drainage basins.

Rachel Chang is a travel and pop culture journalist who contributes to Travel + Leisure, Condé Nast Traveler, Lonely Planet, and more. Vietnam is home to the world's largest cave. It's so vast that it ...

There's nothing quite like being neck-deep in water the color of good sweet tea when someone a few feet away says "Hey, I think these are fresh slide and gator tracks!" (Ask me how I know.) To avoid ...

They sunbathe on sandbars, slip silently beneath dark water and occasionally startle a boater or two. While Florida gets most of the reptilian attention, Alabama quietly ranks among the top states for ...