Neatly tucked into SE Belmont Street’s brick storefronts, Circa 33’s open alleyway space presents a welcome alternative to the neighborhood’s other, emission-laced sidewalk sitting options. The 3-year-old bar has transformed the narrow corridor adjacent to its whiskey-lovin’, comfort-food-focused restaurant into a decidedly intimate off-street area with a sequence of small picnic tables, hanging pots spilling bright flowers, and heat lamps to zap those summer cold snaps.