Seen up close, each polyp has a tube-like body and an opening ringed with dozens of “transparent” tentacles. These ...

Palau, a tiny island nation in Micronesia, is famous for its mushroom-shaped Rock Islands and spectacular diving.

Here are this week’s travel contests. You can win trips to a Sandals resort; the United Kingdom; Tokyo, Japan; an RV; New ...

Here are the best (and most budget-friendly) locations in the world to get scuba certified, including options for both beginner and advanced divers.