Alligator Reef lighthouse, arguably the most famous lighthouse in the Keys, has been guarding a secret: The shipwreck near the lighthouse, long thought to be USS Alligator, may be another vessel. | NOAA Florida Keys National Marine Sanctuary

More than a century ago, the Alligator Reef Lighthouse was built to guide ships safely through the Florida Keys. Today, time and saltwater threaten its future. Swim for Alligator Lighthouse was created to do three things: • Create an unforgettable experience that celebrates the open water swimming community • Restore and preserve this historic landmark • Invest in the next generation through local swim scholarships This isn’t a mass-participation event. It’s a rare opportunity to swim with purpo

Colorful fish, clear water, and one very recognizable lighthouse await at Alligator Reef 🤿 🐠 Just offshore from Islamorada, Alligator Reef is one of the easiest places to snorkel in the Keys and one of the best for spotting marine life in shallow water. Local snorkel charters and rental boats head out daily, making it one of the most accessible reef spots to visit in the Upper Keys! 🎥: Hailey Kendall | The Florida Keys & Key West