London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

The oldest producer of embroidered Western wear.

Once named the “world’s oldest gas station” due to its unusual construction material.

This enigmatic building features numerous architectural styles.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.

Take a dip in the world's largest mineral hot springs pool.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

This grand stone tower was dedicated to a famed American humorist almost by coincidence.

There are eight natural springs around town, each with a slightly different taste.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

Even in death, he's still your huckleberry.

A downtown park built on top of unclaimed graves.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

The largest source of fossilized insects anywhere.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

This super steep hike ascends 2,000 feet in less than a mile.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

When ecosystems collide in the arid Southwest.

The highest bridge in America was built for an almost unnervingly small amount of money.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.