Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

A once-groundbreaking power plant turned into a hotel and mini-museum of archeological and geological wonders.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

This free, take-a-book shop seems like a trick but isn't.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

This woodland architectural installation acts as a camera obscura for the heavens.

Bigfoot prints, Feejee mermaids, and haunted dolls on display in a tiny North Carolina town.

The historic home still shows the scars from a little run-in with the British in 1813.

A dilapidated dock tells the story of Titanic's missed arrival.

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

Two dozen pinball games hidden away inside a most unlikely location.

A haunting exhibit in a wildlife refuge center highlights threatened species and the conservation efforts needed to save them.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

Georgia’s last drive-in movie theater is a relic of a bygone era.

This stone is a marker of one millionaire's personal vendetta against gravity.

Civil War soldiers, captains of industry, and paupers all interred on historic grounds.

Once in a state of dilapidation, this candy-inspired fortress is now being revived.

Paranormal investigators claim this abandoned asylum is the most haunted spot in the eastern U.S.

A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

To truly appreciate Detroit's landmark skyscraper, you have to step inside.

Known as "Toronto's Flatiron."

This knick-knack-covered house (complete with a matching van) is a charming oddity in the middle of a modest downtown neighborhood.

This urban oasis is a marvelous meld of music and landscape architecture.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.