Dojo Echo, a new martial arts-based gym in Wheat Ridge, will open its doors to the community on Saturday, August 20 from 10 a.m. to 2 p.m. for an Open House. This is an opportunity everyone to watch and experience the art of Taekwondo and to try a fitness class for FREE. “Manna from Heaven” food truck will be on hand starting at 11 a.m. Participate in a FREE one-hour Challenger Class at 10:30 a.m. and watch a Dojo Echo Team demonstration at noon, as well as martial arts skill challenges throughout the afternoon. 5171 Ward Rd., Unit 4, Wheat Ridge, 303-718-1681.