A winding district gerrymandered into the shape of a mantis.

Dating to 1793, this is the oldest building in Poolesville.

This general store has stood in the same spot for well over a century.

Once damaged by Hurricane Agnes, this bridge is now on the National Register of Historic Places.

This memorial honors five journalists who were killed in a mass shooting in 2018, and affirms the importance of the first amendment.

This one-room doctor's office has been moved twice, and now lives on as a museum.

This methodist cemetery is slowly receding into the wilderness along a Maryland highway.

This one-room schoolhouse played a significant role in the education of Black children for almost 100 years.

The first blast furnace in the United States that used coal and coke fuel instead of charcoal to make pig iron.

This Georgian-style house built in 1746 is the oldest surviving structure in Bladensburg.

The only one-room schoolhouse remaining in Talbot County, Maryland.

A massive white oak tree provides a beautiful canopy near a suburban shopping center and stood before the signing of the Constitution.

The ruins of an old mill lie in a small ravine along a hiking trail near Little Seneca Creek.

The oldest surviving one-room schoolhouse in Montgomery County, Maryland.

Using a massive antenna made up of five miles of wire, two scientists tuned into organic radio waves from the planet Jupiter.

Hidden within an idyllic suburban garden is a memorial dedicated to the victims of a terrifying spree of killings committed on U.S. soil.

The only public school for Black children in the region from 1895-1936.

The "Sultan of Swat" once attended a school at the site of this baseball field.

This suburban park recalls the history of a famous tavern. Despite the name, it's no ordinary place!

This statue honors the author's groundbreaking family story.

The longest-covered bridge in the state of Maryland.

These five Art Deco homes were meant to solve the "small house problem."

The rock on which Moll Dyer was found frozen to death is said to still bear her handprint.

This mighty white oak in Bethesda survived both the American Revolution and the construction of Washington D.C.'s metro red line.