Mary Cassatt exhibit
June 6-Sept. 6
Washington, D.C. Opening weekend for the Mary Cassatt exhibit, with about 45 paintings and 10 color prints. National Gallery of Art.
202-737-4215

Lowell Folk Festival
Lowell. This is billed as the country's largest free folk festival, with six outdoor stages of traditional music and dance, street parades, dance parties, ethnic foods, and craft demonstrations along the historic canals of Lowell.
978-970-5000

British Motorcars of NE Festival
Aug. 7-8
Westminster. A gathering of British cars from the 1940s to 1990s, with a British automotive and regalia auction, vendors, and tailgate picnic competition. Wachusett Inn.
800-342-1905 or 401-944-0309

Ben & Jerry's Newport Folk Fest
Aug. 6-8
Newport, R.I. The festival offers two stages with top names, including the Indigo Girls, Suzanne Vega, and Joan Armatrading. Fort Adams State Park. 401-847-3700

Hot-air balloon festival
Aug. 7-15
Montreal. The St-Jean-sur-Richelieu Hot Air Balloon Festival is promoted as the most family-oriented summer festival in Quebec, with 150 hot-air balloons, and a major show each night. St-Jean-sur-Richelieu Municipal Airport, southeast of Montreal.450-347-9555

Das Awkscht Fescht
Aug. 6-8
Macungie, Pa. ``The August Festival'' features more than 3,000 antique, classic, and sports cars, plus a toy show and arts and crafts. Southwest of Allentown. Memorial Park.
610-967-2317

Litchfield Jazz Festival
Aug. 6-8
Goshen, Conn. A world-class jazz in a festival setting, with dozens of jazz masters on the main stage, plus juried arts and crafts, and culinary treats. Goshen Fairgrounds.
860-567-4162

N.H. Antiques & Collectibles Festival
Aug. 7-8
Hopkinton, N.H. The state's largest show features more than 250 exhibitors, plus vintage vehicles, hot rods, and entertainment. Fairgrounds.
603-569-0000

1960s' flashback
Aug. 7-8
Lake Harmony, Pa. The Poconos Musical Gathering on the Mountain features more than a dozen acts, including well-known artists such as Jefferson Starship, War, and It's a Beautiful Morning, whose music set the tone for the late 1960s. Big Boulder Ski Area
800-468-2442

Charlestown Seafood Festival
Aug. 6-8
Charlestown, R.I. The coastal town's annual feed includes chowder, clam cakes, lobsters, clams, crabs, arts and crafts, hay rides, and strolling musicians. Ninigret Park.
401-364-4031

Champlain Valley Folk Festival
Aug. 6-8
Burlington, Vt. Folk music concerts, participatory dancing, workshops, storytelling, informal jam sessions, family activities, and regional handmade crafts. University of Vermont.
800-769-9176

Maine Festival
Aug. 5-8
Portland, Maine. This big festival features storytellers, comedians, music, exhibitors, live entertainment, dancing, and food. Thomas Point Beach.
800-639-4212