The Avalon Ballroom is a historic music venue located in San Francisco, California. Opened in 1966, it became a prominent site for the counterculture movement and hosted many famous bands, including The Grateful Dead and Jefferson Airplane. The venue is known for its unique design and vibrant atmosphere, making it a popular destination for live music enthusiasts. In addition to concerts, the Avalon Ballroom has been used for various events, including art shows and dance performances. Its significance in the 1960s music scene has made it a cultural landmark, reflecting the artistic spirit of the era and the evolution of rock music.