Indian Key Historic State Park 
Accessbile only by canoe or kayak
Islamorada, FL 33036
305-664-2540
https://www.floridastateparks.org/parks-and-trails/indian-key-historic-state-park
State Park: Birding, Fish, Hike, History, Picnic, Walk, Water Sports
A colorful past which is very much a part of early Florida history. It dates from the time of prehistoric Indians to the 1830s, when this small key was the seat of newly created Dade County. The foundations of buildings and cisterns on the island date back to this prosperous time.