At the largest railway museum in the United States, you can see everything from an early steam engine to a functioning Thomas the Tank Engine.

This ruined fort and statue are a testament to the last king of Kaua‘i’s savvy diplomacy skills, which briefly brought Russians to Hawai‘i.

This narrow coastline trail through the dense Kauai wilderness is among the most beautiful and dangerous in the world.

This legendary urban waterfall creates a dazzling display of rainbows.

These ancient sacred grounds granted amnesty to those who managed to reach them.

Watch the newest land on the planet form before your eyes.

One of the finest examples of a black soil prairie that was barely saved by the Great Depression.

Superfans of The Shawshank Redemption can take a driving tour of most of the films real locations.

This museum is dedicated to the first coast-to-coast highway.

Some 10,000 works of ancient rock art cover these volcanic basalt outcrops near the Gila River.

This nearly abandoned town was once a thriving mining community until a series of fires.

This was once the center of the Birdman cult, and is now a World Heritage Site.

Home to over 300 antique cars and motorcycles, including Thomas Edison's Model A.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

A grove of "candelabra redwoods" deep in California's Lost Coast.

The famous winding walk at Chartres is surrounded in mystery and myth.

The largest crypt ever constructed in France was built in the 11th century on an ancient Druid sacred site.

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

One of the highest mountain passes in Europe has been ranked among the best driving roads in the world.

The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

The largest stone moai on Rapa Nui.

This Buffalo museum hides an Art Deco gas station designed by Frank Lloyd Wright.

A 19th-century architectural wonder designed by the "father of the skyscraper."