In 2011, workers constructed a cabin for Civil War Weekend in historic Manassas. (Sarah L. Voisin/The Washington Post)

The Going Out Guide recommends free things to do for every day of the week.


Bayard Rustin and James Baldwin: Freedom Fighters & Friends

The DC Commission on the Arts & Humanities and the DC Commission on the Martin Luther King, Jr. Holiday are partnering to present an evening celebrating the two actors and civil rights activists. The event, being held in celebration of the 51st anniversary of the March on Washington, will feature a performance by Reverb, dancer Princess Mhoon Cooper and SynchroniCity, as well as panel discussion.

6:30 p.m. Historic Lincoln Theatre, 1215 U St. NW. 202-724-5613.


Reader’s Advisory Week book swap

Snag a free book courtesy of one of your neighbors’ collections at Beatley library in Alexandria. Just donate a gently used book and select another from the pile. Think of it as a cheap and green way to shake up your personal library. The event is part of the library’s Readers’ Advisory Week, which runs through Friday.

10 a.m. to 9 p.m. Charles E. Beatley Jr. Central Library, 5005 Duke St., Alexandria. 703-746-1702.


‘Frozen’ singalong

If you share the intense love of “Let It Go,” head down to the Village at Leesburg for a “Frozen” screening and singalong. Be sure to bring a blanket or lawn chair. This is the second screening in VAL’s new “Movies Under the Stars” summer film series.

8:30 p.m. Village at Leesburg, 1602 Village Market Blvd. SE, Leesburg. 571-291-2288.


Kush Abadey presents Tony Williams

Jazz percussionist Kush Abadey celebrates the legacy of the late American jazz drummer Tony Williams in this installment of the Smithsonian American Art Museum’s Take 5! Jazz Concert series. Joining Abadey will be saxophonist Gary Thomas, trumpeter Wallace Roney Jr., organist and pianist Jack Sherman, guitarist John Lee and bassist Herman Burney.

5 to 8 p.m. Smithsonian American Art Museum, Eighth and F streets. NW. 202-633-1000.


Sustainability Fair

Head to Georgetown for the Fairmont’s Sustainability Fair to learn more about the environmental efforts of several D.C.-based organizations. Guests can taste herbs from the hotel’s garden and honey from its rooftop hives. Plus, many of the participating companies will offer samples of planet-friendly products.

11:30 a.m. to 2 p.m. The Fairmont, 2401 M St. NW. 202-429-2400.


#SummerCool Block Party

Capital Standard Magazine is throwing a block party in the parking lot of St. Luke’s Episcopal Church. There will be games, music from local DJs, a kiddie pool (which is probably for actual kids. Sigh.), a 30-minute fitness boot camp, free goodies and a raffle for free tickets to Savion Glover’s show at the Howard Theatre. In addition to all of the free entertainment, there will be local vendors and food trucks selling their wares.

1 to 5 p.m. St. Luke’s Episcopal Church, 1514 P St. NW.


Civil War Weekend

Check out the last day of Civil War Weekend in historic Manassas. In addition to the exhibition “Civil War Journey: The Maps and Sketches of Private Robert Sneden” in the museum, there will be musket and artillery firings, a children’s scavenger hunt, an ice cream social and a performance by the Manassas Symphony Orchestra. There also will be talks by authors Daniel Carroll Toomey (“The Civil War in Maryland”) and Dan Davis (“Bloody Autumn: The Shenandoah Campaign of 1864”).

9 a.m. to 4 p.m. Historic Downtown Manassas, 9431 West St., Manassas. 703-361-6599.