The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.

In this truly magical place, rent hasn't been raised since the year 1520.

The prototype for all Nazi concentration camps.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

Hidden beyond a kitschy giant beetle is this remarkably sprawling collection of preserved insects.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

“You better take care of me Lord, if you don't you're gonna have me on your hands.” ― Hunter S. Thompson, Fear and Loathing in Las Vegas.

An annual festival celebrating Colorado's most famous frozen corpse.

Gleaming self-built castle towers made from beer cans and inspired by "Vitamin Mary Jane."

The clock that sets them all.

Community owned and operated, this property is home to a diverse set of nudists.

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

The largest source of fossilized insects anywhere.

See six states, pickled freaks, rocks, and antiques.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

A huge musical instrument played by the ocean.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A flooded Mexican cave that hides a river beneath the water.

From lefty Jewish gathering site to hip cultural site in just 80 years.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

An antiquated German apothecary on Chicago's North Side.

This shop for all your super spy needs hides an educational secret.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.