At nearly 1,000 feet long, this astonishing glass suspension bridge is one of the longest in the world.

This former lieutenant governor's home is brimming with curiosities.

They call buildings like this "mimetic architecture," but nothing has ever mimicked the taste of Moxie.

A unique form of erosion created an uncanny landscape of boulders perched atop slender columns of clay.

A colorful architectural gem in Seattle's uniquely modern Central Library.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

World's first "penitentiary," meant to be humane, drove men insane.

This fantastical house shaped like a seashell brings aquatic design to architecture.

Where better to stay the night than inside a trio of ancient Chinese deities representing "the good life."

Trek up this glacier before it disappears.

This supermarket in Shanghai appears to be a typical Chinese convenience store, but all of the bottles are empty and all the containers are filled with nothing but air.

The explorer Captain Cook may have named it White Island, but the Maori call it Te Puia o Whakaari – The Dramatic Volcano.

The other side is actually green.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

Home to the only outdoor municipal elevator in the United States.

An office built to look like a giant basket.

Panoramic views of the city of New Haven and the Long Island Sound, with a side of history.

The birthplace of most all of Europe's space missions is here on the Dutch coast.

A 14th-century fortified keep showcases the masterpieces of an ingenious 20th-century clockmaker.

A self-proclaimed libertarian micro-state on a tiny bit of disputed territory between Serbia and Croatia.