Home to items never before seen by the public.

The site of the climactic scene from the classic horror film is now a historic landmark.

A tunnel with windows, so you don't miss out on the impressive views.

One man has installed bathtubs into the Utah desert floor to harness the powers of a natural hot spring.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

A natural formation that resembles a camel resting in the New Mexico desert.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

A gallery of underwater art that can be visited by man and fish alike.

One of the world's largest tanks mimics the experience of watching rare whale sharks, giant rays, and deep sea creatures from the ocean floor.

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.

Inside this Icelandic greenhouse, geothermal energy keeps tomatoes warm and growing.

This beautiful, historic church looks like something out of a simpler past.

This stunning concert hall has become a symbol of Iceland's national recovery.

A sulfuric martian landscape that looks far better than it smells.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

The most powerful waterfall in all of Europe.