The Blue Dome district is known for its distinct Blue Dome Building, a former Gulf Oil Service Station built in 1924. The Blue Dome District is home to some of Downtown Tulsa’s diverse nightlife. Current venues include Tsunami Sushi Bar, the Blue Dome Diner, Arnie's Bar, McNellie's Public House, the Blank Slate, The Continental, El Guapo's Mexican Cantina, and Dirty's Tavern. Click here for the websites of many of the restaurants in the Blue Dome District.  Every July, the Diversafest Music Festival & Conference takes over the Blue Dome District. The surrounding streets are blocked off as tens of thousands of music fans descend on the area for two days of music showcasing of every genre on over 10 different stages.