Geology
The park is made up of sinkholes, hardwood hammocks, river swamps, and sandhills. The Santa Fe River runs through the park, disappearing into a sinkhole and re-appearing approximately 3.5 miles away at River Rise Preserve State Park, forming a natural land bridge. At one time, the historic Bellamy Road ran across this land bridge.
Read more about this topic: O'Leno State Park