An overgrown garden stands as a grim marker of an unrealized dream.

At 207 feet, one of the world's longest continuous escalators.

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

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

Marie told fortunes from her small stand on the Boardwalk for decades, including to a young Bruce Springsteen who would busk outside her booth.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

Dim sum, served in a grand old theater.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

The uniquely-designed winter home and sculpture studio of Anna and Archer Huntington.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.

Scientists use one of the saltiest bodies of water on Earth as a terrestrial base for studying water on Mars.

The only known Futuro house in North Carolina sits along a stretch of desolate highway on the Outer Banks.  .

This scented city oasis was a labor of love.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

This ceremonial mound is one of the first officially recognized Native American historical sites in North Carolina.

A sculptor's dream castle turned fantastical ruin.

A one-of-a-kind collection of a unique medium.

Two thousand artifacts from around the world collected by one woman who loved to travel.

Extraordinary sculpture garden created by an eccentric English poet.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

A hotel and restaurant serving as the mecca of kitsch.

This lab's maddening silence is good for business but bad for sanity.

A toxic ghost town sitting atop a massive coal fire.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.