The Red Sea Riviera on the tropical coast of Egypt is an affordable alternative to the Caribbean, where the desert ends in coral reefs perfect for snorkeling.

Hurghada is a major destination for divers, snorkelers and other tourists drawn by the Red Sea's extensive coral reefs. The submarine, named “Sindbad,” runs tours lasting about 40 minutes underwater, ...

This tour aboard the Makana – a 32-foot catamaran – includes exploring sea caves, lunch and snorkeling at Nualolo Kai, one of the island's best beaches. A native Hawaiian family owns the ...