Radioactivity still cause for concern at this urban explorer's paradise.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

This faux-seedy Japanese arcade is made up to look like a maze of alleys straight out of a cyberpunk dystopia.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

Dramatic river bend surrounds a natural red-rocked pedestal.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

An exquisite tunnel of cascading flowers.

A magical place that lets you play in and explore the world of Studio Ghibli.

A 140-year-old castle with underground caves hidden in San Francisco.

One of the world's largest ice festivals dazzles visitors for over a month with radiant sculptures and carvings.