A gigantic mechanical bull rages over unsuspecting passengers at Birmingham’s central station.

Two men built this castle on the Florida coast as an artistic “landscape sculpture.”

A popular rock that acted as a waymarker for American pioneers.

Locally known as the "Onion” and the "Egg Beater,” Casper’s most recognizable buildings are beloved local landmarks to many, and eyesores to others.

Native Americans built this circle of stones, which was used to predict astronomical events.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

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

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

Modeled after a famous church in Vienna, Austria—but in Helena, Montana.

A smoke stack so large, the Washington Monument could fit inside!

The only road through the heart of Glacier National Park.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

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

This brightly made over hotel hides decades of suicide, serial killers, and mysterious deaths.

An iconic location along the Los Angeles River where countless movie scenes are filmed.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

One of Hollywood’s favorite government buildings.

Centuries of crashing waves carved out this small hole in the rock, which lights up at certain parts of the year.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

One of the oldest reform schools in the United States, home to wayward boys such as Merle Haggard, now abandoned.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.