Dinwiddie Lake   Be the first to submit input for Dinwiddie Lake. If you have info on Dinwiddie Lake, Bighorn Mountains, Sheridan County, Wyoming please submit it here to improve this web site.          These outdoors activities are available near Dinwiddie Lake.   Public Lands Near Dinwiddie Lake: Bighorn National Forest, Wyoming, 32 miles away Bighorn Canyon National Recreation Area, Fort Smith - MT, 24 miles away Little Bighorn Battlefield National Monument, Crow Agency - MT, 32 miles away   Campgrounds Near Dinwiddie Lake: North Tongue River Campground, Sheridan County, 11 miles away Prune Creek - Bighorn National Forest, Sheridan, 11 miles away South Tongue Campground, Sheridan County, 12 miles away Sibley Lake, -blank-, 14 miles away   Hotels Near Dinwiddie Lake: Rodeway Inn Hardin, Hardin, 37 miles away Super 8 Hardin, Hardin, 37 miles away Super 8 Sheridan, Sheridan, 41 miles away Rodeway Inn & Suites Sheridan, Sheridan, 41 miles away Alamo Motel, Sheridan, 41 miles away   Ski Areas Near Dinwiddie Lake: Antelope Butte, Wyoming, 17 miles away       1000 foot drop, 3 lifts, 18 runs   Whitewater Near Dinwiddie Lake: Tongue River, SheridanCounty, 14 miles away       Class IV-V+ - 2.34 miles long (Sheep Creek to Tongue Canyon trailhead)