Here are the latest Charlestown - Navy Yard neighborhood notes:

Marines in action

The National Park Service will present “1812 Marines in Action” from 9 a.m. to 3 p.m. on Saturday, May 19 on the great lawn by the flagpole in the Charlestown Navy Yard.

Visitors will witness the pageantry of early 19th century militia life with the re-enactment group the 1812 Marine Guard, an all-volunteer division of Historic Marine Education. They will see the cannon and musket firings learn some of the trades and drills practiced by the uniformed Marines.

Visit www.1812marines.org or www.ussconstitutionmuseum.org or call 617-426-1812 for more information.

Charlestown, then and now

In honor of Boston Preservation Month, the Boston Landmarks Commission will welcome Dan Gagnon of the National Park Service in a free lecture, “Charlestown Navy Yard: Then and Now,” at 1 p.m. on Saturday, May 19 at the Charlestown Navy Yard, 114 16th St.

Gagnon will explore how this historic area has adapted to the changing needs of the community, from the landing site of the British Army during the Battle of Bunker Hill, then as a naval facility building warships for the navy, to its current mixed-use area with a hospital, residences and the National Park Service.

Call 617-242-5688 or email Dan_Gagnon@nps.gov for more information.

Recreational boating

The community is invited to attend a recreational boating on the harbor tour and program from10 a.m. to 12:30 p.m. on Saturday, May 19 at the Boston Sailing Center Dock, Lewis Wharf.

Liz Nelson Weaver of Friends of the Boston Harborwalk will lead the program. Participants will be ferried on the Patrick T. Kennedy UB88 from Lewis Wharf to Piers Parks Sailing Center in East Boston, and then to the Courageous Sailing Center on Charlestown’s Pier 4. A short walk to the nearby Constitution Marina will follow.

Participants should dress more warmly than they would on land. Tickets are $10.

A generation ago, Boston Harbor was a dead zone due to years of industrial waste and untreated sewage being dumped in the water. With the Boston Harbor cleanup, recreational boating, fishing and swimming are thriving.

For more details, and to purchase tickets, visit https://www.eventbrite.com/e/recreational-boating-on-our-harbor-tickets-44864097724.

Navy Yard cleanup

Volunteers are needed to lend a hand and help clean up the Navy Yard as part of the annual “Love Your Block” (formerly Boston Shines) neighborhood cleanup at 9 a.m. on Saturday, May 19. Participants will meet at the entrance to Flagship Wharf on Eighth Street in the Navy Yard.

Supplies and cleaning materials will be provided and refreshments will be served. Friends of the Charlestown Navy Yard and the City of Boston are sponsoring this event.

Send an email to Angie at info@friendscny.org to register to volunteer or for more information.

Sea chanteys

The USS Constitution Museum, Charlestown Navy Yard, will host the “Chantey Sing!” sing-along of chanteys and maritime songs from 2 to 5 p.m. on Sunday, May 20.

The Northeast Chantey Sing will host an afternoon of contemporary and historic maritime music that tells of the history of battles, the mystery and science of the weather and the romance of family and patriotism that spurred a sailor out to sea.

Between songs, visitors can check out the 1812 Discovery Center and its exhibits, games and interactive programming. The program is presented in cooperation with the Boston National Historical Park and Northeast (and MIT) Chantey Sing.

Call 617-426-1812 or visit www.ussconstitutionmuseum.org for more information.

Boston Ballet story time

The Charlestown Branch Library, 179 Main St, will offer story time with the Boston Ballet from 10:30 to 11:30 a.m. on Tuesday, May 22.

Children and families are welcome to hear stories about a famous ballet or dancer. The story time is also supplemented with a movement experience that highlights major themes of the story. Boston Ballet faculty dance educators will lead the program, which is for children age 2 and up. Younger children will need parental supervision.

Call 617-242-1248 for further details.

Summer concert

The Friends of City Square Park and the Charlestown Cooperative Bank will host a free summer concert from 5:30 to 7 p.m. on Wednesday, May 23 at City Square Park, Market Square.

The Charlestown Boys and Girls Club Performers and the Charlestown High School Band will entertain in a family-friendly program. There will also be face painting, a sketch artist and free popcorn.

Blankets, low beach chairs and picnics are welcome. Admission is free.

Visit www.citysquarepark.org for more information.

Constitution tour

The USS Constitution Museum, Building 22, Charlestown Navy Yard, will offer a tour of the Naval History and Heritage Command Detachment from 4 to 5:30 p.m. on Thursday, May 24 as part of Boston Preservation Month activities.

Visitors will get a sneak peek of on-going preservation work for USS Constitution with a behind-the-scenes tour of the Naval History and Heritage Command Detachment’s restoration facility in the Charlestown Navy Yard. Historian Margherita Desy will present a one-hour tour of the 1847 Alexander Parris-designed carpenters’ and riggers’ shops.

This tour requires participants to be able to climb steep and long flights of stairs in the building. It is not recommended for children younger than age 10. Closed-toe shoes are a must.

Reservations are required as space is limited.

Further information can be found at www.ussconstitutionmuseum.org or by calling 617-426-1812.

Honoring heroes

The USS Constitution Museum, Building 12, Charlestown Navy Yard, will host Memorial Day weekend activities from 9 a.m. to 6 p.m. from May 26 through 28.

Families are invited to participate in hands-on activities and interactive programs. They can learn about the daily struggles of a marine or sailor at sea and how their stories still inspire people today.

Throughout the weekend the museum will partner with Operation Gratitude to create and send Paracord “survival” bracelets to deployed troops overseas and first responders in the U.S. There will also be fun activities and demonstrations throughout the weekend.

The museum is free throughout the weekend for all active duty, retired and reserved military personnel.

Call 617-426-1812 or visit www.ussconstitutionmuseum.org for more details.

Cooks of St. John

The many wonderful cooks of St. John’s Episcopal Church have created a cookbook filled with 85 pages of imaginative and delicious recipes, everything from haute cuisine to play dough. It will make a special present for Mother’s Day, Father’s Day, showers, weddings, birthdays and graduations.

“The Cooks of St. John: A Slice of Parish Life” sells for $15. It is available for sale on Sundays between 11 a.m. and noon at the church rectory, 27 Devens St., or it can be ordered from the church by calling 617-242-1272.

Mutinous expedition

The USS Constitution Museum, Building 22, Charlestown Navy Yard, is offering a new program, “Mutinous Expedition: A Quest Based on Honest Truth,” now through Aug. 31.

Children can relive the story of Jack Tarr, an ordinary seaman aboard USS Constitution, and his struggle to decide whether to join a mutinous crew or stay loyal to Captain Bainbridge. They can explore the galleries to find hidden clues to help inform their decision.

Quest kits are available in the museum lobby.

Further information can be found at www.ussconstitutionmuseum.org or by calling 617-426-1812.

‘Old Ironsides’ summer hours

USS Constitution and its crew are on their summer hours of operation. Constitution, the oldest commissioned warship afloat, will be open to the general public, free of charge on Wednesday through Sunday from 10 a.m. to 6 p.m.

The ship is also open on Tuesdays from 10 a.m. to 6 p.m.

Each tour, self-paced, takes visitors through the ship’s top two decks. Every 30 minutes one of the active duty sailors who are stationed onboard “Old Ironsides”, will give a verbal reenactment of her storied past and answer questions about both the history of the Navy and present day Navy.

To board USS Constitution, all visitors, ages 18 and older, must show a valid state or federal-issued photo I.D. or passport.

After the tour, visitors are encouraged to explore the USS Constitution Museum, located adjacent to Dry Dock 1, for more opportunities to interact with Constitution sailors, learn more of the ship’s history and experience several new restoration-themed exhibits. Entrance is free; donations are encouraged.

For more news and information, visit www.navy.mil/local/constitution or call 617-242-7511.

Marine museum

The Boston Marine Society at Building No. 32, Charlestown Navy Yard, is open to the public from 9 a.m. to 4 p.m. on Mondays through Fridays.

The society hosts a large collection of art and artifacts depicting maritime history and life on the sea, as well as a research library, detailing the history of sailing and marine commerce and the history of one of the oldest and most important ports in the country.

Its website includes selected objects from its collection and the history of the organization. Visit www.bostonmarinesociety.org or call 617-242-0522 for more information.

Diorama display

The Bunker Hill Monument Museum, 45 Monument Square, is open daily from 9 a.m. to 5 p.m. Located on the Freedom Trail, the museum displays the history of the construction of the Bunker Hill Monument as well as a diorama of the historic battle. A cyclorama shows a 360-degree view of the battlefield.

The Charlestown Historical Society keeps its archives in this building, which once served as the neighborhood’s public library.