Castro Street Fair is the city’s largest, offering dance music, food and vendors everywhere. It’s like pride in October.

GayCities has teamed up with the Castro Street Fair to give away great discounts and prizes for everyone who checks in at the fair via the GayCities iPhone app.

Everyone who checks in at the Castro Street Fair will win amazing prizes:

• Discounts to Citizen and Body Clothing
• Gift Certificates to Sports Basement
• Stoli Giveaways
• Tickets to see Sandra Bernhardt, Johnny McGovern and The Drag Queens of Comedy at The Out Loud Comedy Festival
• Sonoma Wine Tour with Out in the Vineyard
• Grand Prize: Atlantis Cruise to Mexico