The world's first motel is now an administrative building for an apple farm.

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

This innovative steam machine was no doubt the most famous of the pioneer locomotives.

A relic of the region's once booming timber industry.

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.

A miniature train-ride through Slovenia's largest cave system.

The "dragon babies" of southeastern Europe.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

A tiny village in Wales claims the name of a noble medieval hound slain for a crime he didn't commit.

This one-time health resort was used by aristocrats around the world.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

A whimsical bridge adorned with decorative dragons.

A public work of art that also provides some relief from the summer heat.

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

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

In the 1950s, two women saved this grand theater in the Colorado mountains from demolition.

Created hundreds of years ago, the magical follies and landscapes at this park were almost lost to time before being restored.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.

One of the smallest bookstores on the planet.

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

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

Macabre astrological automaton clock dating to the late 1400s.

A once grand hotel is being retaken by the wilderness it once capitalized on.

Historic medieval fortified city in southwest France.