Stairs often replace streets on the steep slopes of this old mining town.

Collection of vintage trailers double as hotel rooms.

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

The world's largest rose bush has literally outgrown the pioneer museum it was planted behind.

World's largest porcine hairball sits in a collection maintained by Benedictine monks.

A surviving remnant of the thick ice mass that once mantled most of Western Canada's mountains.

Few other hotels can rival the grandeur of the Castle in the Rockies.

The only road through the heart of Glacier National Park.

A smoke stack so large, the Washington Monument could fit inside!

New fungal and bacterial species call this deadly lake home.

The mayor made the declaration in 2004.

A large circus museum with summer performances.

A bizarre house filled with an astounding array of collections.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

A popular rock that acted as a waymarker for American pioneers.

This erect, phallic geological spire wasn't always named so domestically.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

A Nevada mining boomtown that ran out of silver and luck.

An errant donkey ushered in a new era of mining in Nevada.

Rich red almandine gemstones are waiting inside the volcanic rock strewn across this eastern Nevada hillside.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

A Wild West jailhouse that slid down the mountainside.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.