San Diego Municipal Gymnasium in downtown San Diego's Balboa Park occupies the 1935 Palace of Electricity and Varied Industries on Pan American Plaza, a Maya Revival-style structure built for the California Pacific International Exposition and converted to a public gymnasium after World War II Navy use. The City of San Diego Parks & Recreation Department operates the facility with programming that spans gymnastics, basketball, volleyball, and fitness classes, a community-recreation scope that feeds into the broader movement-training ecosystem downtown — including dedicated yoga instruction at Yoga Box. The gymnasium sits adjacent to the San Diego Air & Space Museum and within walking distance of the San Diego Zoo, anchoring the Pan American Plaza cluster of Balboa Park venues accessible via SDMTS Route 7. Seasonal programming includes summer camps run through the Morley Field Sports Complex and a movie-in-the-park series, expanding the facility's reach beyond gym-based athletics into the kind of multi-sport youth development that builds a foundation for disciplines taught at Downtown Jiu Jitsu and Fitness SD. The gymnasium's most intensive use hosts regional, state, and national tournament play for badminton, table tennis, and volleyball through the adjacent Balboa Park Activity Center.