Tall Timbers, St. Mary's County, Maryland

St. George's Episcopal Church is a historic church located at 44965 Blake Creek Road, in Valley Lee, St. Mary's County, Maryland, United States. It was built in 1799 on the same site as three other, earlier churches. It is a one-story, five-bay, rectangular, gable-front, Flemish bond brick structure. The interior has been restored to its 1884 appearance. The church is surrounded by a graveyard, enclosed by a low brick wall. It is generally believed that St. George's is the site of the oldest Anglican church in Maryland whose parish is still in existence. William and Mary Parish, as it was originally known, was one of the original 30 Anglican parishes in the Province of Maryland. The church was listed on the National Register of Historic Places in 1973.

The Piney Point Lighthouse was built in 1836 located at Piney Point on the Potomac River in Maryland just up the river from the mouth of the Chesapeake Bay. The Coast Guard decommissioned it in 1964 and it has since become a museum. It is known as the Lighthouse of Presidents because several early US Presidents visited or stayed on the grounds.

Valley Lee is an unincorporated community in St. Mary's County, Maryland, United States. The St. George's Episcopal Church was listed on the National Register of Historic Places in 1973. Another landmark of Valley Lee is the 100-year-old Russells Store, a country store, barber/beautyshop, and local tavern. The ZIP Code for Valley Lee is 20692.

Mulberry Fields is a historic home located at Beauvue, St. Mary's County, Maryland, United States. It was built about 1763, and is a large 2+1⁄2-story, 5-bay by 2-bay, hip-roofed brick house. On the front is a two-story Doric portico, built about 1820. The house is the only remaining Georgian "mansion-type" home in an area and has a panoramic view of the Potomac River, with a mile-long allee stretching downhill to the riverbank.Mulberry Fields was listed on the National Register of Historic Places in 1973.

Piney Point (also known simply as "The Point"), is an unincorporated community and census-designated place in St. Mary's County, Maryland, United States. It is known for the Paul Hall Center for Maritime Training and Education, houses along the beach, a lighthouse, and a museum. The Piney Point post office also serves St. George Island, which is connected to Piney Point by a short bridge.

Drayden is an unincorporated community in St. Mary's County, Maryland, United States. West St. Mary's Manor was listed on the National Register of Historic Places in 1970. Porto Bello was listed in 1972.The Drayden Schoolhouse was a small, one-room African American children's school featuring grades 1–7. It was open and operational from 1890 to 1944. The land was donated by Mary Ellen and Daniel A. Gross in 1889. The schoolhouse was a one-room design based on a Victorian design like other one-room schools already operational in St. Mary's County. The original green paint is still inside the structure. Exterior paint was added in 2000 to preserve the original sliding planks.The Drayden schoolhouse was one of three for African American children in the Valley Lee District. One teacher taught grades 1-7 and could have had as many as forty students in the single room. At this time there were no public high schools open to African American students. They did not have a public high school for African American children until 1934. Until that time, most African American children did not have the ability to attend school beyond the seventh grade. Schools were not de-segregated in St. Mary's County, Maryland until 1967.

Callaway is a census designated place in St. Mary's County, Maryland, United States. The elevation is 105 feet (32 m). Per the 2020 Census, the population was 1,779.

Cecil's Mill Historic District is a national historic district in Great Mills, St. Mary's County, Maryland. It consists of four buildings: Cecil's Mill, Cecil Store, the Cecil Home, and Old Holy Face Church. Cecil's Mill is a 2+1⁄2-story wood-framed structure, that was used until 1959. Across from the mill is the store, house, and Holy Face Church. The store was constructed in the 1920s and is a good example of a rural store. The Cecil Home was constructed in the late 19th century. Old Holy Face Church is a 2+1⁄2-story frame church that was abandoned in the 1940s.It was added to the National Register of Historic Places in 1978.

St. George Island is an unincorporated census-designated place in St. Mary's County, Maryland, United States. The post office at Piney Point serves the island, which is connected to the mainland by a short bridge. During the War of 1812, the British made the island their headquarters, and raided shipyards and river plantations from this base. Many tall pines on the island were cut and shipped to England for ship masts. In the 19th century the Roman Catholic Church, which owned the island, finally opened it to settlement, including some settlers who migrated from Smith Island.

Great Mills is an unincorporated community in St. Mary's County, Maryland, United States. Great Mills High School serves the lower end of the county, including the town (census CDP) of Lexington Park. The area is site of some of the oldest agricultural settlements in Maryland, as well as English speaking North America. It had many links to the original Maryland colony in St. Mary's City. It is also now a suburb of Lexington Park and the Patuxent River Naval Air Station.

St. Mary's County, established in 1637, is a county located in the U.S. state of Maryland. As of the 2020 census, the population was 113,777. Its county seat is Leonardtown. The name is in honor of Mary, the mother of Jesus. St. Mary's County comprises the California-Lexington Park, Maryland Metropolitan Statistical Area, which also is included in the Washington-Baltimore-Arlington, DC-MD-VA-WV-PA Combined Statistical Area. It is part of the Southern Maryland region. The county was the home to the first Maryland Colony, and the first capital of the Colony of Maryland. Settled by English Catholics, it is considered to be the birthplace of religious freedom in North America, at a time when the British colonies were settled primarily by Protestants. The county is home to the Patuxent River Naval Air Station and St. Mary's College of Maryland. Traditionally, St. Mary's County has been known for its unique and historic culture of Chesapeake Bay tidewater farming, fishing, and crabbing communities. But with the advent of the military bases, growth of an extensive defense contractor presence, and the growth of St. Mary's College of Maryland, as well as increasing numbers of long-distance Washington, D.C. commuters, it has been undergoing a decades-long transformation which has seen the county's population double since 1970.

Porto Bello is a historic home located at Drayden, St. Mary's County, Maryland. It is a 1+1⁄2-story gambrel-roofed Flemish bond brick house built after 1742. It is located on a portion of the first grant of land recorded in the province of Maryland: West St. Mary's Manor, one of the nine original Maryland Manors. Its name commemorates the Battle of Porto Bello (1739).The house was listed on the National Register of Historic Places in 1972.