Project 4 Gallery: “Building”—-featuring work by Christopher Heaney (pictured), Oliver Jeffers, Rory Jeffers, Mac Premo, and Duke Riley—-examines the history of the building that powered the city of Belfast for almost 40 years. The reception is at 6:30 p.m. Friday, June 22; the exhibition is on view from 2 p.m. to 6 p.m. Wednesdays through Fridays and noon to 6 p.m. Saturdays, to Saturday, July 28, at Project 4 Gallery, 903 U St. NW. Free. (202) 232-4340.

Heineman Myers Contemporary Art: There’ll be plenty of food and drinks to go around at the reception for “Yummy,” which features food-themed paintings and photographs by artists from Seattle and D.C. The reception is at 6 p.m. Saturday, June 23; the exhibition is on view from 2 p.m. to 6 p.m. Wednesdays through Fridays, 1 p.m. to 7 p.m. Saturdays, and 1 p.m. to 5 p.m. Sundays, to Sunday, Aug. 5, at Heineman Myers Contemporary Art, 4728 Hampden Lane, Bethesda. Free. (301) 951-7900.