Climb On: Homewood. 33 feet high. Approximately 40% of the gym is overhanging and all of it is leadable. Youth Climbing Team. Parties. Gear shop.
Indoor Summits: Naperville. Parties. Guiding.
North Wall Rock Climbing: Indoor multi-level bouldering cave, with gear shop and courses offered. Chicago, USA.
Silo: Rochester. Parties.
Upper Limits: Bloomington. 20,000 square feet of climbing area including 110 foot vertical outdoor routes and a multi-level bouldering cave.