Underwater photographer Jennifer Idol is the first woman to dive all 50 states, and she's got an amazing book of photos from her journeys.

Washington’s Olympic Peninsula is a mountainous, forested land of rugged extremes with an underwater demeanor unique in the continental U.S.

Nothing is better than a thriving reef. These locations, chosen by you, offer the healthiest marine environments to explore!

You don't have to spend an arm and a leg to get memorable diving experiences. These locations, chosen by you, offer the best value for your next trip.