Haunted Island

Treasure Island, a small industrial island nestled in the Bay, is known for its gorgeous, sweeping views of San Francisco and Oakland. Truth be told though, at night it must be as vacant as a ghost town. That makes it perfect for a Halloween event like Haunted Island, a monster massive DJ’d by dozens of artists including John Beaver, Switchblade, and 99.7 [Now]’s St. John on six stages bumping everything from Mashups to Hardcore to Drum & Bass.