Key Largo’s John Pennekamp Coral Reef State Park, the first undersea park in the United States, remains one of the only ...

The first undersea park in the United States, Pennekamp was created in 1963 by a group of forward-thinking environmentalists (including the late Miami newspaper editor John D. Pennekamp) to help save ...

U.S. News Insider Tip: Catch a 360-degree livestream of the coral reef in the visitor center if you aren't diving yourself. Or, enjoy a refreshing break in the air-conditioned movie theater when it ...

Visitors relax on Cannon Beach at John Pennekamp Coral Reef State Park in Key Largo, Fla. Besides being the nation’s first underwater preserve, Pennekamp features two beaches, a campground, boat ...

Fifty years after it was designated the first underwater park in the U.S., John Pennekamp Coral Reef State Park looks much like it did when it was founded: Tropical fish swim through the coral reef ...

Key Largo, the northernmost and longest of the Florida Keys, is a top destination for divers and snorkelers alike. Bordered by Florida Bay and the Atlantic Ocean, the self-titled Dive Capital of the ...

Of all the wonderful state parks in Florida, only one is primarily underwater— John Pennekamp Coral Reef State Park in Key Largo. Snorkeling here is one of Florida’s top experiences, and there are ...

Key Largo’s John Pennekamp Coral Reef State Park, the first undersea park in the United States, remains one of the only places in Florida where you can snorkel or scuba dive among truly healthy coral.