Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A little slice of 19th century France tucked away in the Colorado mountains.

This 28-foot-tall milk can contains one of the most whimsical ice cream parlors in town.

A Rocky Mountain city provides a happy ending for a pinto pony and his Brobdingnagian red chair.

See 150 million-year-old dinosaur tracks and bones dating back to the Jurassic period.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

It's easy to forget what century it is as you wander this rustic homestead.

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

See six states from the newly restored 100-year-old historic roadside attraction.

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

A multiversal transit station located right below a highway interchange.

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

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

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

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

This spectacular track has run continuously since 1882.

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

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

When ecosystems collide in the arid Southwest.

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

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

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