A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

Site of a former hidden treehouse in New Orleans.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

Enormous lake at the bottom of a unique cave system.

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

This quirky curiosity shop takes its cues from the world's bazaars.

Ruins of a Carnegie family mansion on Cumberland Island.

A tribute to Ponce de Leon's supposed quest for eternal youth.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

Marta Becket's hand-painted theater in the desert.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

Underneath a chalk hill in France lies what Hitler hoped would be the underground launching base for a devastating new weapon.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

The rocks in this arid basin leave trails of movement behind them.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

When this test site was abandoned, they didn't even bother to take the rocket with them.

A former Oz-themed attraction that has fallen into disrepair, but still holds some of the original magic.

If astronomy had a ghost, it would look like this observatory.

Railroad came. People came. Railroad left. Town died.

A stockpile of childhood lunch pails turned collectibles.