If you think all vodkas taste the same, here’s your chance to test the theory. San Diego’s new Red Circle Café (420 E St., 619-234-9211) pours more than 100 varieties, among them a strong Russian and Polish contingent. Opened by the owner of the popular dance club On Broadway, the Gaslamp Quarter nightspot evokes Mother Russia with mural-size copies of Marc Chagall artwork, Soviet Army uniforms, and, of course, blinis and caviar. —