A volcanic old faithful, Stromboli has been erupting continuously for the last 2000 years.

One of the ghostly stops along Route 66.

Come for the speed, leave in love with the desert.

Erotic art covers the walls of the largest ancient pleasure palace.

A natural arch carved by a river gave its name to the so-called "Cave of Forgotten Dreams."

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

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

The ruins of this abandoned fort now stand as a picturesque reminder of America's march West.

Rare collectibles from automated musical instruments to 250 unique automobiles.

America's only nuclear missile silo open to the public.

North America's largest accredited model railroad museum.

This simple home was the beginning of a long journey for the iconic Western film star.

The home, museum, and death site of Kodak's influential founder.

A museum dedicated to a sea that should have never been.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

A typical crusty old museum this isn't.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

Enter the cabin of a life-sized Hindenburg replica.

The only surviving prototype for Buckminster Fuller's house of the future.

The only surviving prototype of Buckminster Fuller's revolutionary car.