SEASON 2017 - opening March 20th and will stay open daily until December 1, 2017. (Closed on Thanksgiving Day.) Open 9-5 daily (weather depending - we close the tower for thunder and close the outside gallery when winds are high). In the summer (Memorial Day to Labor Day) we'll stay open on Wednesday and Thursday evenings until 8 p.m. The cost to climb is $10 (kids aged 7/younger climb free with an adult). We accept cash and checks.