The parks are open 365 days a year, from dawn to dusk. Boathouses, golf courses, visitor centers and gift shop hours vary by season. All vehicles entering the parks must have a valid Motor Vehicle Permit ($10 annual for county residents; $16 annual for non-county residents; $5 daily county residents; $8 daily non-county residents). The Great Parks offer reserved banquet centers, lodging, shelters, weddings, and campsites. Campgrounds are only at
Miami Whitewater Forest and
Winton Woods. The three largest parks are Miami Whitewater Forest, Winton Woods, and Sharon Woods. Activities at a typical county park are hiking trails (nature, paved, and
parcourse), picnicking, fishing, paddle boating, kayaking, canoeing, biking, riding horses, farm animals, playgrounds, golfing (at Miami Whitewater Forest, Winton Woods, Sharon Woods, Woodland Mound, and Little Miami Golf Center), frisbee golf, other sports, and nature centers. Dog parks are located at Simmonds Family Dog Park (Miami Whitewater Soccer Complex) and at Otto Armleder Memorial Park & Recreation Complex. Law enforcement services are provided by the Great Parks of Hamilton County Ranger Department, 24/7/365. ==List of parks and conservation areas==