The famous abolitionist’s preserved estate is one of Washington's finest monuments to its great Black citizens.

The house where John Wilkes Booth conspired with his co-conspirators.

Largest Roman Catholic church in North America.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

The United States Capitol's former columns still stand.

Giant acorn-shaped 19th century gazebo from which suburban Washingtonians gazed upon the original "silver" spring.

Once America's tallest structure, now a Baltimore landmark.

Located at the former Lorton Prison the Lucy Burns Museum tells the story of the 91 year history of the prison including the dark chapter of its involvement in the women's suffrage movement.

Walk through the history of American pop culture.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

A relic of FDR's brief foray into utopian urban planning.

Home of the physician who set the leg of John Wilkes Booth after the Lincoln assassination.

A pre-Industrial Age iron furnace and the site of a nearly-forgotten piece of Black history.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

This scenic Maryland park was the site of one of the worst prison camps of the Civil War.

George Washington's dentures and Queen Victoria's dental instruments are in the nation’s official museum of the dental profession.

This dig site outside D.C. is known for its exceptionally high density of baby dinosaur fossils and dinosaur eggs.

The final resting place of the tragic king and queen of the Jazz Age is tucked away in a small Maryland graveyard.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.