Penitentiary Glen Reservation features forest, fields, wetlands and 8.5 miles of hiking trails and has been designated by the Ohio Department of Natural Resources, Division of Wildlife as a "Watchable Wildlife" site. Discover the many interactive exhibits and displays in the Nature Center. Watch and listen to birds and other wildlife through the "Window on Wildlife. Enjoy seasonal art shows, an annual amateur photography show and explore the seasons in a visitors' favorite event, Candy Land has gone WILD! Engage with the outdoors in an acre of Nature Play fun, a childrens outdoor wild play space. Meet native Ohio wildlife at the Kevin P. Clinton Wildlife Center. Each year, nearly 2,000 injured or orphaned animals receive first aid and rehabilitation at the center.Penitentiary Glen Reservation is open 6 am to 11 pm year-round. The Nature Center and Wildlife Center are open 9 am to 5 pm daily. Closed Thanksgiving, and Christmas. Open Christmas Eve and New Year's Eve 9 am to 1 pm. Admission is free.Browse the nature-themed gifts at The Nature Store for bird feeders, t-shirts, field guides, toys, childrens books and more. The Nature Center and Wildlife Center are open 9 am to 5 pm every day.