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John Pennekamp Coral Reef State Park

park, Florida, United States

Quick Summary

John Pennekamp Coral Reef State Park is the first undersea park in the United States, located along the east coast of Key Largo in Florida. It is approximately 25 miles long and 3 miles wide, containing large living coral formations. The park is part of the Florida Keys, an island chain composed of coral and limestone that stretches southwestward from near Miami. This area is known for its abundant coral reefs, diverse marine life, and is a popular tourist destination. Access to the park is primarily by boat, with options for viewing the coral reefs via glass-bottomed boats.12

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2 Britannica Sources
  1. Biscayne National Park
  2. Florida Keys

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