When it comes to handsignals (and colonialism) rock always beats scissors.

Before Nixon, "watergate" meant canals.

Decades before the scandal, this staircase on the river was a literal "water gate."

The most accurate timepiece in the world.

The national park was once a plantation estate.

Home to items never before seen by the public.

A giant Troll lurks under one of Seattle's oldest bridges.

An antique narrow gauge railway line still running through the Colorado and New Mexico mountains.

An impressive collection of over 50,000 minerals including moon rock from the Apollo 17 mission.

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

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.

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.

The largest self-built castle in the U.S., six decades in the making.

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

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

A student designed this 3D-printed scale replica of the entire university campus.

This titanic Catholic church in Chicago is also a refuge of the fictional cult-favorite wizard detective Harry Dresden.

A historic and oft-filmed prison stands in a Chicago suburb.

Roses and other fascinating flora fill this garden built to commemorate Britain's immortal Bard.

Huge abstract sculptures of the Puerto Rican Flag.

Odd, decrepit fountain honors Chicago author who had mixed feelings about his hometown.