A new kind of theme park for adults off the Las Vegas Strip.

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

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

Idol made by King Jeroboam for the Israelites.

Remnants of the most densely packed city in world history, that thrived on anarchy for 30 years.

Rocky Atlantic beach home to a stunning stone arch.

Ferdinand Magellan dubbed the world's largest water village the "Venice of the East."

Survival capsules find a second life as a unique hotel.

19th century tunnels burrowed under Liverpool.

A cargo of beautiful music.

On stormy days debris from this unfinished and abandoned skyscraper rains down on the Bangkok streets.

Secret hideaway for an alternative beach experience.

San Francisco's newly reopened hands-on science museum.

An optical illusion found amid a logged redwood forest.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

Despite not growing anywhere near New York City, bananas are ripened in a pressurized room in the Bronx using precise banana science.

Haunted Victorian house that inspired a legendary "Ghostbusters" court ruling.

When you get to Magnetic Hill park near the sign, put your vehicle in neutral gear, and watch it roll uphill...

This innocent-looking townhome is actually a subway exit.

Abandoned 19th century homes once occupied by naval officers, soon to be demolished.

In the middle of downtown Brooklyn lies a 165 year old secret hidden right below the surface (closed to the public indefinitely).

A clock designed to run with perfect accuracy for 10,000 years.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

One of the deadliest American air disasters is nearly forgotten in Brooklyn.