- There are no rivers in The Bahamas.
- The Bahamas has the world's third-longest barrier reef.
- Five percent of the world's coral can be found in the waters of The Bahamas.
- The Islands of The Bahamas are made entirely of calcium carbonate, which is mainly produced or precipitated by the organisms of coral reefs.
- The Lucayan National Park on Grand Bahama Island is the site of the world's longest known underwater cave and cavern system.
- The Bahamas has the clearest waters in the world, with visibility of over 200 feet.