Park · South Dakota
Leashed dogs (10ft max). Not in park buildings or on designated swim beaches. Stay 100 yards from bison and elk.
Seventy-one thousand acres of the Black Hills, with a bison herd, granite spires along the Needles Highway and mountain lakes like Sylvan.
The policy above is the standing rule of the agency that manages this land, as published on its own pages. Official page.
Rules change, and seasonal beach rules change twice a year. Check before a long drive.