The oldest building in the District of Columbia was preserved because of a mistaken connection to George Washington.

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

A remote horde of architectural treasures fit for Indiana Jones.

Oldest surviving example of a Dutch saltbox frame house in America.

This beautiful Brooklyn monument over a crypt memorializes a grim and largely unknown story from the American Revolution.

A home that witnessed Civil War combat on the Sunken Road has the battle scars to prove it.

In the middle of a busy airport, a statue honoring the astronaut who told Houston that Apollo 13 had a problem.

A museum in rural Utah documents the history of the Japanese Americans who were forcibly relocated there.

A desert settlement founded and later abandoned by Hawaiian members of the Church of Jesus Christ of Latter-day Saints in Utah's Skull Valley.

The location where the iconic movie character declared it was time to go home.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

This granite monument at the site of an ill-conceived tourist attraction is built from the same stone as the Mormon Temple.

In 1847, Brigham Young climbed this hill to survey the Salt Lake Valley and saw a fine place to build a city.

The site where a plot to assassinate Hitler was planned—and its conspirators were executed—is now a powerful memorial to the German resistance during World War II.

This WWII aircraft museum presents its wrecks like taxidermy, complete with recreations of the crash sites.

The bronze uniforms commemorate the vital role of women during World War II.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

Developed by focused shutterbugs, this museum exposes visitors to more than 6,000 different cameras.

One of the camera company's former manufacturing buildings is now a museum dedicated to its history.

Home to one man's collection detailing the history of photography.

"Not too many people can say they've had a nuclear bomb dropped on them, not too many would want to." — Walter Gregg.

This monument pays tribute to the musicians responsible for creating the Sound Of Asbury Park.

A museum chronicling pioneer life constructed over Interstate 80.

America's first public mental health facility.