A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

The beauty of urban decay, hiding some dark secrets.

Abandoned hotel with adjacent lake and golf course.

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

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

Europe's largest collection of matchbox designs is a fascinating exploration of the cultural history of the world.

An abandoned tuberculosis hospital said to be haunted by the patients who died within its walls.

Building owners can take out tiles for free at this repository for historic building materials.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

Houses are tucked between, on, and underneath giant boulders.

Camels and crocodiles share the black waters of this stunning Saharan oasis.

This spectacular track has run continuously since 1882.

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

This abandoned five-star hotel is now a five-star urban exploration destination.

Step into a cartoon at this Seoul café that aims to evoke a two-dimensional scene.

This Central New York ghost town was once a prosperous railroad community.

The collection of signage remembers the midcentury pushback against the new neon light.

Colorful lights and mirror-like brine pools create trippy illusions within the historic mine.

Former drug lord’s manor, now a theme park. Watch out for the hippos.

Hidden amid the tropical forest in the Caribbean Sea are the decaying ruins of the Cocaine King's luxurious island party home.

A beautiful but toxic fountain of mercury.

Walking around West Harlem reveals a scavenger hunt of beautiful bird murals.