Anacostia River boat tours Naturalists lead environmental and historical tours on a 40-seat pontoon boat. Passengers 16 and younger must be accompanied by an adult. Noon. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. 301-779-0371. www.pgparks.com. Free, reservations required.
“Dear Delinquent” In this play, Penelope Shawn is a pretty, appealing young girl who happens to be a professional burglar. When David Warren finds her breaking into his apartment, he makes it his mission to reform her. Thursday-Saturday 8 p.m., Sunday 2 p.m. Greenbelt Arts Center, 123 Centerway, Greenbelt. 301-441-8770. www.greenbeltartscenter.org. $17, seniors and students $14.
Earl Carter The D.C.-based guitarist, bassist and saxophonist gives an outdoor concert. 6:30-8:30 p.m. Performances every Thursday through Aug. 31. The Boulevard at the Capital Centre, Capital Centre Blvd. and Arena Dr., Largo. 301-324-0514. 301-324-0514. www.shopcapcentre.com. Free.
“Successions: Prints by African American Artists from the Jean and Robert Steele Collection” Sixty-two prints by 45 artists, including Romare Bearden, Elizabeth Catlett, David Driskell, Sam Gilliam, Jacob Lawrence, Faith Ringgold and William T. Williams. Closes Friday. University of Maryland, Cole Student Activities Building, College Park. 301-314-2615. www.driskellcenter.umd.edu. Free.
Retro-Rockets The Washington area band covers classic rock-and-roll from the 1950s on. 7:30-9:30 p.m. Montpelier Mansion, 9650 Muirkirk Rd., Laurel. 301-377-7817. www.pgparks.com. www.retro-rockets.net. Free.
Montpelier Invitational Sculpture Exhibition Works from local artists who recently graduated from the University of Maryland’s masters of fine art program. Through Aug. 19. Montpelier Arts Center, 9652 Muirkirk Rd., Laurel. Free. 301-953-1993, 410-792-0664. www.pgparks.com. Free.
Fairy and Gnome Home Festival A self-guided tour of more than 70 handmade homes in a fairy village in the garden. There will also be unicorn rides, amulet and crown construction, face painting and an obstacle course. Proceeds benefit the garden’s art lab. 9 a.m.-2 p.m. Ann Marie Sculpture Garden and Arts Center, 13480 Dowell Rd., Dowell. 410-326-4646. www.annmariegarden.org. Free with admission: $3, seniors and ages 5-11 $2, age 4 and under free. Registration required.
St. Mary’s Summer Faire A fair featuring live traditional music, jousting, cannon fire and face-painting. Sponsored by the Historic St. Mary’s City Foundation. 11 a.m.-4 p.m. Historic St. Mary’s City, 18751 Hogaboom Lane, St. Mary’s City. 240-895-4990. www.stmaryscity.org. $10, seniors $9, ages 6-18 $6, age 5 and under free.
The Great American Festival A celebration of America’s independence with music from Eve 6, Ozomatli, the Dance Party, Lost in Paris and See-i on three outdoor stages and a beach area, capped off with a fireworks show. For age 21 and older. 3-10 p.m. National Harbor, 150 National Plaza, National Harbor. 877-628-5427. www.nationalharbor.com. www.greatamericanfestival.com. $34, VIP $64.99.
Lee Travers and Kent Ashcraft The duo plays acoustic rock from the ’60s and ’70s. 7:30 p.m. Westlawn Inn, 9200 Chesapeake Ave., North Beach. 410-257-0001. www.westlawninn.com. Free, reservations recommended.
Melissa Burley Natural and man-made objects are illuminated with halogen lighting. Montpelier Arts Center, Resident Gallery, 9652 Muirkirk Rd., Laurel. 301-377-7800. arts.pgparks.com. Free.
“Outside Vision” An exhibit of new techniques, travels, natures and abstracts by artists from the Hyattsville Community Arts Alliance. 3-5 p.m. Franklin’s Brewery and Restaurant, Hyattsvillle. Denise Brown at 301-699-1148. www.hcaaonline.org. Free.
“Vaudeville’s Late Bloomers” Happenstance Theater presents Mark Jaster and Sabrina Mandell as Diz and Izzy Aster starring in a comedy about an offbeat couple who bring their baggage to the stage with a ukulele and slapstick comedy. Participants can arrive early to make crafts and attend artist’s open house. 1-4 p.m. Greenbelt Community Center, 15 Crescent Rd. 301-397-2208. www.greenbeltmd.gov/arts. Free.
Chesapeake Orchestra Brass Quintet The musical group performs patriotic renditions in celebration of Independence Day. 1-4 p.m. Sotterley Plantation, 44300 Sotterley Lane, Hollywood. 301-373-2280. www.sotterley.org. $10 per vehicle.
“He Taught Me Everything I Know . . .” A centennial celebration of the life of Washington aviation legend Arthur “Al” Welsh. 10 a.m.-5 p.m. through Sept. 3. College Park Aviation Museum, 1985 Cpl. Frank Scott Dr., College Park. 301-864-6029. www.collegeparkaviationmuseum.com. Free with admission: $4, seniors $3, age 18 and younger $2.
Sunset Yoga on the Piers A free hour-long yoga practice gets going on the water with guest instructors from Sun & Moon Yoga Studio and live musical accompaniment. 7 p.m. Tuesdays and Thursdays through Aug. 30. National Harbor, 150 National Plaza, National Harbor. 877-628-5427. www.nationalharbor.com. Free.
— Compiled by
from staff reports