This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

Where beautiful signs live on forever.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

A beautiful geyser under environmental threat.

This South London cemetery holds the remains of more than 15,000 people.

The only rotating bar in New Orleans has been slowly spinning since 1949.

A hip bar decorated with walls of golden skulls.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

Home to items never before seen by the public.

This abandoned amusement park was built on a site with a dark history.

Eighteen miniature death-scene dioramas.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

The United States Capitol's former columns still stand.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

Despite being stolen multiple times, this civic electrician's street corner Snoopy won't be stopped.

The eccentric mansion of one the most popular horror authors of modern times.