For the easiest wildlife watching opportunity inside National Key Deer Refuge, head for the trail and observation deck at Blue Hole, a cenote-like pond that is the largest body of fresh water in the Florida Keys.
Protecting more than 6,700 acres of Key Largo to provide prime habitat for the endangered American crocodile, Crocodile Lake NWR has a small visitor complex where you can learn about species conservation at the refuge.
For an immersion into a tropical rockland hammock and its rare bounty of Florida thatch palms, explore this short but rugged and fascinating loop along the bay side of Curry Hammock State Park.
Bring your binoculars for fall birding at Curry Hammock State Park, where migrating raptors cruise overhead by the hundreds following a major flyover route.
A short interpretive trail at Windley Key Fossil Reef Geological State Park, the Flagler Quarry Trail leads you around the showiest of the quarries and the ruins of the railroad depot.
Showcasing some of the Florida Keys more rare and unusual habitats, the 1.2-mile Golden Orb Trail at Long Key State Park swings an arc through the heart of Long Key, ending up at views of the Atlantic Ocean.
Part of the Overseas Heritage Trail and almost entirely inside Curry Hammock State Park, the Grassy Key Trail is a 4.4 mile linear paved path under the power lines between Marathon and Grassy Key.
On a wild sliver of Upper Matecumbe Key, footpaths wind through a rockland tropical hammock where a rocky crevice emits sulfur fumes and you must beware of crocodiles near the mangroves
If you’ve ever wondered where Key limes came from, take a walk on the 0.5-mile Grove Trail at John Pennekamp Coral Reef State Park to see of one of the historic groves of Key Largo.
In a tropical hammock, learn about the trees of the Florida Keys with a walk on the 0.6-mile Hammock Trail at Windley Key Fossil Reef Geological State Park.
Six miles offshore, the view is beneath the waves. It’s Molasses Reef, the most accessible living coral reef in the United States, a slice of the Caribbean in the Florida Keys. And it’s the main reason that John Pennekamp Coral Reef State Park exists.
With boardwalks and natural footpaths winding amid curated collections against a backdrop of natural Florida Keys habitats, the Key West Tropical Forest & Botanical Garden is a delightful natural destination.