IRC @TG3 is the premier indoor ropes course destination in Michigan. The IRC @TG3 is located at 1921 Northwood in Troy, MI. T ... he 42,000 square foot facility houses the IRC and TG's competitive gymnastics programs. Our new indoor ropes course contains state of the art high ropes, 4 zip lines, 2 rappelling stations, large cargo nets, rock walls, and more! There are over 40 elements in total. The IRC is perfect for corporate groups, sports teams, parties, church groups, schools, individuals, boy/girl Scout groups, team building, friendly get-togethers and more. The best part is that there will never be any weather cancellations! We are open rain or shine, all year long! Hosting a party with us? View our invite here! The Indoor Ropes Course at Troy Gymnastics 3 is a separate entity from Troy Gymnastics. read more