This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

Come for the gun-toting hillbilly madman, stay for the ice-cream loving basketball bears.

Even Henry David Thoreau found this glacial pothole irresistible.

A gas station and a state sign commemorating the most famous claims of extraterrestrial abduction.

This location holds the truth to what truly happened that faithful night.

This electronics repair store celebrates the history of computers.

America’s oldest community theater, this Boston club has been in operation since 1877.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

World War II-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers.

You could be standing at the site of one of D.C.'s most fatal tragedies and not even know it.

Decades before the scandal, this staircase on the river was a literal "water gate."

The institution is sitting on a goldmine of 21,000 paints, varnishes, pigments, and primers preserved for posterity.

The most accurate timepiece in the world.

D.C.'s first central library was born out of a chance encounter with the philanthropist whose name it bears.

This lovely pocket park is one of the most under appreciated in D.C.

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

Perhaps the most scandalous statue of America's first president.

A celebrity from the late Cretaceous period.

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

A brass plaque dedicated to a convicted cannibal hangs in the National Press Club, and that's not even the craziest part of the story.

A computer bug so primitive it was an actual insect.

This stately mansion, built in 1787 by America's first Secretary of the Navy, is rumored to be one of the most haunted buildings in Washington, DC.