If you're planning a day outside on Amelia Island, Fort Clinch State Park is one of the options locals and repeat visitors come back to.
A 1,100-acre state park featuring a well-preserved 19th-century Civil War-era fort, nature trails, fishing pier, beaches, camping, and stunning views of Cumberland Sound.
The address (2601 Atlantic Ave, Fernandina Beach, FL 32034) places it on a recognizable Amelia Island block, which makes it easy to build into a walking loop or a short drive from most of the island.
The venue reads as State Park, Historic, Hiking, Camping based on its own positioning, which is a useful signal if you're trying to match it against what you're actually in the mood for.
For current hours, menu (or offerings), and anything else that changes season to season, the business's own site at https://www.floridastateparks.org/fortclinch is the source to check; nothing on this page invents a detail that isn't on theirs.
For visitors planning a fuller day on the island, concierge service can line up reservations, transportation, and the surrounding logistics so the day itself is the only thing to focus on.