- “Live! Concert Series on the Plaza” will feature Oasis Island Sounds performing Caribbean sounds. Noon to 1 p.m. Free. Woodrow Wilson Plaza, Ronald Reagan Building and International Trade Center, 1300 Pennsylvania Ave. NW. 202-312-1300.
- Hans Uwe Hielscher of Wiesbaden, Germany, will present an organ recital. 12:15 p.m. Free. National City Christian Church, 5 Thomas Circle NW. 202-797-0103.
- The Friday Music Series will feature early-music ensemble Modern Musick performing 18th-century instrumental music. 1:15 p.m. Free. McNeir Auditorium, Georgetown University, 37th and O streets NW. 202-687-2787.
- “Sounds of the Underground” will feature Tone, Koshari and Super! Silver! Haze! 8 p.m. $15. Dupont Underground, 1500 19th St. NW. dupontunderground.org.
- The Folger Consort will present “An English Garden: Music From the Age of Shakespeare,” featuring popular ballads and art songs from the theater paired with lively instrumental pieces. 8 p.m. $40. Folger Theatre, Folger Shakespeare Library, 201 East Capitol St. SE. 202-544-7077. The performance will repeat Saturday at 4 and 8 p.m. and Sunday at 2 p.m.
Discussions and lectures
- The Friday Music Series will feature a lecture on “Early Modern Italian Music” by Anthony DelDonna, professor of musicology at Georgetown University, and Guido Olivieri, senior lecturer in musicology at the University of Texas at Austin. A luncheon will follow. 10:30 a.m. Free; reservations required. Booth Family Center for Special Collections, Lauinger Library, Georgetown University, 37th and O streets NW. library.georgetown.edu.
- Experts will participate in a symposium on “Edgar Degas (1834-1917): A Centenary Tribute.” 10:30 a.m. to 5 p.m. Free. East Building Auditorium, National Gallery of Art, 4th Street and Pennsylvania Avenue NW. 202-737-4215.
- Artist Margarita Cabrera will discuss “The Space in Between Project,” about a community collaborative project that centers on promotion of cultural dialogues on themes related to community, immigration, labor practices and cultural identity. Noon to 1 p.m. Free; reservations required. Conservatory Classroom, U.S. Botanic Garden, 100 Maryland Ave. SW. 202-225-8333.
- Katy Tur will discuss her book “Unbelievable: My Front-Row Seat to the Craziest Campaign in American History” in conversation with Jake Sherman.” 7 p.m. Free. Politics and Prose, 5015 Connecticut Ave. NW. 202-364-1919.
- Goethe-Institut Washington will present Yasemin Samdereli’s 2011 film “Almanya — Welcome to Germany.” 6:30 p.m. Free. Goethe-Institut Washington, Suite 3, 1990 K St. NW. goethe.de/washington.
- The Kennedy Center will present Ava DuVernay’s 2014 film “Selma” on a big screen with Jason Moran’s acclaimed score for the film performed live by Moran and a full orchestra conducted by Ryan McAdams. 8 p.m. $24 to $89. Concert Hall, Kennedy Center. 202-467-4600.
- The Local Dance Commissioning Project will present “LOCS/you can play in the sun,” featuring choreography by MK Abadoo. 6 p.m. Free. Millennium Stage, Kennedy Center. 202-467-4600.
- An “OnStage Korea” showcase will present the Global Arts Project’s “Dynamic Korean Dance: Traditional to Cosmopolitan,” featuring Korea’s celebrated Hyunju Lee Dance Company. 8 p.m. Free; reservations required. Dorothy Betts Marvin Theatre, Marvin Center, George Washington University, 800 21st St. NW. KoreaCultureDC.org.
- The Woman’s National Democratic Club will host the D.C. premiere of John Henry’s play “Republic for Which We Stand,” about the behind-the-scenes struggle of the founding fathers and mothers in designing the Constitution in Philadelphia in 1787. 6:30 p.m. $30 to $40. Woman’s National Democratic Club, 1526 New Hampshire Ave. NW. 202-232-7363.
- “Bernstein on Broadway” will celebrate the lasting impact Leonard Bernstein’s work had on American culture through the Broadway stage, featuring a who’s who of Broadway stars and a 40-piece onstage orchestra. 8 p.m. $49 to $149. Eisenhower Theater, Kennedy Center. 202-467-4600.
- Teatro de la Luna will present Juana Estrella from Ecuador in “Penelope” by Jorge Dávila Vázquez (in Spanish). 8 p.m. $25 to $30. Casa de la Luna, 4020 Georgia Ave. NW. 202-882-6227. The performance will repeat Saturday at 8 p.m. and Sunday at 4 p.m.
- The D.C. Office of Aging and partner organizations will present the Guy Mason Senior Program’s third annual Health and Resource Fair. 10:30 a.m. to 2 p.m. Free. Guy Mason Recreation Center, 3600 Calvert St. NW. 202-776-7736.
- The Washington Capitals will play the St. Louis Blues in a preseason matchup. 7 p.m. $6 to $101. Capital One Arena (formerly Verizon Center), 601 F St. NW. 800-745-3000.
Tours and walks
- A guided garden tour will trace two centuries of landscape history reflected in 5.5 acres of heritage trees, heirloom plants and flowers, and abundant English boxwood. 10:30 to 11:30 a.m. $10; free for members. Tudor Place Historic House and Garden, 1644 31st St. NW. tudorplace.org.
- The American University Museum will present a docent-led tour of one of its fall exhibitions. 11:30 a.m. Free. American University Museum, Katzen Arts Center, American University, 4400 Massachusetts Ave. NW. 202-885-1300.
- The Washington National Cathedral’s “Bell Tower Climb” will feature scenic views of Washington from the ringing chamber, 333 steps high in the central tower. 1 p.m. $40; reservations required. Washington National Cathedral, Massachusetts and Wisconsin avenues NW. cathedral.org. The event will also be offered Sept. 29 at 11 a.m.