Onsight Rock Gym

5335 Western Avenue

Knoxville, TN 37921

(865) 888-9123

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5335 Western Avenue
Knoxville, TN, 37921


Onsight Rock Gym is a brand new, world-class indoor rock climbing gym in Knoxville. Featuring over 12,000 sq feet of climbing surface and walls that soar over 50 feet tall, we are Knoxville's largest and tallest rock climbing gym. Onsight offers top rope/lead climbing and bouldering for all ages and abilities as well as a wide array of programming for adults and youth. Onsight even has a separate climbing room for private parties and events. We are proud to be a part of Knoxville's community! 

Channel the Flannel

Channel The Flannel 2019!


On this Valentine's Day, do something super exciting, extra silly, and undeniably challenging! Pick a partner, wear your best flannel, and go hand-in-hand on custom boulder problems set for two. At the end of the night teams with the highest scores or with the hippest flannel will win prizes! 

When: Thursday, February 14th at 5:00 - 8:00 PM

Cost: FREE for Members, $10 for non-members (Day Pass not included and not required if ONLY climbing in the competition).

Who: 13 and up! Space is limited to 10 pairs (or 20 climbers total). Pairs can be male/male, female/female, male/female, alien/undisclosed