A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

This colonial mansion has been home to a staggering number of American historic figures.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

This icon of the Atomic Age now lays dormant.

Step into a pastel time capsule where candy is truly dandy.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

This semi-spooky remnant of an abandoned hotel provides fantastic views.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

You’ll feel like you’ve gone through the looking glass at this contemporary art museum filled with glass sculptures of every size, shape, and color.

Bowl in splendor, if you're lucky.

Abandoned power station once home to a squatter community, now being developed into an arts center.

Final resting place of two dozen New York City harbor ships.

A recently abandoned psych ward at the end of Sanatorium Road.

A bit of retro transportation flair preserved in the world's largest department store.