June 4, 2026

Black Diamond Remembrance April 26

Black Diamond

A remembrance ceremony will be held at 2pm Sunday, April 26, 2026, honoring the 87 lives lost in the Black Diamond Disaster, a tragic Civil War-era maritime accident that occurred near St. Clement’s Island during the hunt for presidential assassin John Wilkes Booth.

Groundbreaking at St. Clement’s Island Museum

A public groundbreaking ceremony will be held at the St. Clement’s Island Museum at 2pm Tuesday, August 26, and all community members are invited to attend.

Stone Pens Book on Black Diamond Disaster

Stone

Karen Stone has published “Shipwreck on the Potomac: Disaster in Pursuit of Lincoln’s Killer,” a book about the Black Diamond Disaster, a “forgotten” tragedy that occurred on the Potomac River near St. Clement’s Island during the American Civil War during the hunt for presidential assassin John Wilkes Booth.

Book on Black Diamond Disaster in the Works

Karen Stone, manager of the St. Mary’s County Museum Division, will soon publish a book about the Black Diamond Disaster on the Potomac River in 1865.

Set Sail With Museum’s Dinner & Cruise

Water Taxi

The 2023 Dinner and a Cruise Series has several dates set for fun evenings of cruising on the St. Clement’s Island water taxi, a seafood dinner at waterside Morris Point Restaurant, and a dessert reception at St. Clement’s Island Museum in Colton’s Point.

Celebrate Maryland Day in St. Mary’s

Maryland Day

Celebrate Maryland Day on March 25 in Historic St. Mary’s City and at St. Clement’s Island.

STEAM Program on Tap at Piney Point

Piney Point Lighthouse

Piney Point Lighthouse Museum will hold a four-day STEAM (science, technology, engineering, arts, and technology) program for kids.

Things Are Gonna STEAM in Piney Point

Museums

Piney Point Lighthouse Museum will hold a four-day outdoor summer educational STEAM program for children ages 6 to 10. The camp will run from 9 am to noon July 19 to 22, 2021.

Open House at Schoolhouse for Black History Month

Drayden Schoolhouse

Open houses are planned at the Drayden African American Schoolhouse in Drayden, MD, in honor of Black History Month. They will be held from 11 am to 2 pm February 20 and 27, 2021.

New Exhibits Greet Visitors to Lighthouse

STEAM program Lighthouse

Piney Point Lighthouse Museum in Piney Point has reopened its galleries, including a variety of new exhibits, to visitors with pre-purchased tickets. The museum has been closed since March due to COVID-19 shutdowns.