Put on your hiking shoes and travel to Rock Bridge State Park near Columbia to join a guided hike along the Deer Run Trail. Trail: 4 miles-Moderate. Meet at the Runge Nature Center and follow our hike leaders to the location or meet at the trailhead. Hike leaders will contact participants before the hike to give directions if needed. Wear sturdy shoes, dress for the weather, bring a water bottle, and pack a lunch/snack. Masks are required. Registration required. Ages 18 and up.