Gay Wedding Event Location in San Francisco, CA, USA. In the heart of the Castro, blush! wine bar offers a unique venue that is inspired by the greatest wine bars of Europe. Amidst walls of wine bottles and changing art provided by local artists, we create a comfortable environment to socialize with your guests amidst cozy surroundings. Our trained event planner will guide you through a selection of over 100 wines and pair them with imported authentic cuisine to create a completely customized celebration.