Most of Key Largo's dive sites exist within the Florida Keys National Marine Sanctuary, a protected area covering 2,900 square nautical miles. Developed in 1990 to protect precious coral reefs and ...

Sundiver offers daily tours to the reefs at the Florida Keys National Marine Sanctuary. The 9 a.m. trip features a visit to the Christ of the Abyss statue, while the noon and 3 p.m. tours provide ...