The National Cathedral. (Bill O'Leary/The Washington Post)

Saturday, 2 p.m.: Gargoyle tour. Walking tour on the ground level presents an overview of the history and function of these carved wonders, which include raccoons, rattlesnakes and ghouls. Binoculars are recommended and cameras welcome. $22; ages 12 and younger, students, seniors and military $18. Reservations suggested. Washington National Cathedral, 3101 Wisconsin Ave. NW. 202-537-2228.

Sunday, 10 to 11 a.m.: Guest preacher the Rev. Drew Ensz, director for Arise Campus Ministry at George Mason University, will talk about seeing teens and young adults creatively following their call to follow Jesus and grow in faith. Rock Spring Congregational Church of Christ, 5010 Little Falls Rd., Arlington. 703-538-4886.

Sunday, 11:30 a.m. to 1 p.m.: Lunch and carnival. Hot dogs and hamburgers; moon bounce and carnival games, with prizes awarded. All are welcome. Lunch donation requested. Burke United Methodist Church, 6200 Burke Centre Pkwy., Burke. 703-250-6100.

Sunday, noon: Summer sandwich making. All ages are invited to help feed the hungry by making sandwiches for the homeless. They will be distributed through the church’s mission partner, Martha’s Table. We plan to make 500 sandwiches in 20 minutes. National Presbyterian Church, Stone Hall, 4101 Nebraska Ave. NW. 202-537-0800.

Sunday, 6 p.m.: Peter Latona will perform as part of in the summer organ recital series. All are welcome. Free; freewill offering. Basilica of the National Shrine of the Immaculate Conception, Great Upper Church, 400 Michigan Ave. NE. Free parking. Freewill offering. Email 202-526-8300, ext. 120.

Sundays through Aug. 27, 7:30 to 9:30 p.m.: Jesus Film Festival. Free. Aldersgate United Methodist Church, 1301 Collingwood Rd., Alexandria. 703-765-6555.

Mondays through Thursdays: Senior strength and stretch on Mondays (9 to 9:45 a.m.) and Wednesdays (4 to 4:45 p.m.). Family-friendly gentle yoga on Tuesdays (7 to 8 p.m.). Gentle yoga on Thursdays (11 a.m. to noon). All classes are led by certified exercise instructor Judy Jurkowski. Free. Please bring required “assumption of risk and waiver of liability.” Form available by sending email to Aldersgate United Methodist Church, 1301 Collingwood Rd., Alexandria. 703-765-6555.

Monday, 5:30 p.m., and Tuesday, 7 and 8 a.m., 12:10, 5:30 and 7 p.m.: On Monday, we celebrate the Vigil of the Solumnity of the Assumption of the Blessed Virgin Mary at the evening Mass. On Tuesday, holy day Masses will be celebrated at 7 and 8 a.m., 12:10, 5:30 and 7 p.m. (The 7 p.m. Mass will be in Spanish.) There will be no 11 a.m. Mass and no confessions on Tuesday. Cathedral of St. Matthew the Apostle, 1725 Rhode Island Ave. NW. 202-347-3215.

Mondays, 7 to 8 p.m.: Outdoor labyrinth walks. Bring a family member or a friend or promise to meet a new one before or after your walk. Free. Church of the Redeemer, 6201 Dunrobbin Dr., Bethesda. 301-229-3770.

Tuesday, 9 a.m.: Mass will be said for the celebration of the Feast of the Assumption. St. Francis of Assisi Catholic Church, 6701 Muncaster Mill Rd., Derwood. 301-840-1407.

Tuesday, 12:10-1 p.m.: Classical music recital. Peter and Will Anderson, brothers known for unique renditions of classic jazz songs and innovative original music, perform on the saxophone and clarinet. $10. Church of the Epiphany, 1317 G St. NW. 202-347-2635.

Thursday, 7:30 to 9 p.m.: Summer concert by sopranos Molly Allen and Ji Eun Park, tenor Daniel Noone and baritone Youngsoo An. The performance will include selected scenes from the opera “Lucia di Lammermoor” by Donizetti and a mix of favorite arias and duets from opera and more. Free. Refreshments will be served during the intermission. Glen Mar Church, 4701 New Cut Rd., Ellicott City. 410-465-4995, ext. 209.

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