The Hawaiian Islands boast more than 1,200 miles of coral reef, so it's hardly surprising that two of O'ahu's most popular activities are snorkeling and scuba diving. Dive into the island's ...

The most popular snorkeling spots are along the south, east and north shores. Hanauma Bay (in the south near Honolulu), Shark's Cove (on the north side) and Ko Olina (west side) are typically ...

There are some awesome snorkeling tours available in Oahu. Swim within safe viewing distance to dolphins and green sea ...