Explore 10 acres of environmental sculptures.

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

A Circus legend leaves an unexpected endowment.

This amazing piece of modern art honors the hundreds of fishermen killed during Cambrils' "year of misfortunes."

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

The remains of the dam that unleashed a 15-foot wall of water on Denver.

Once an unstoppable source of gold and silver, this town came to a grinding stop when the groundwater proved deadly.

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

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

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

The world's largest key collection features keys to the White House, Frankenstein's castle, and Hitler's bunker.

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.

This iconic science fiction house still looks like something from the future.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

The moving metal works of one troubled artist can still be viewed on his front lawn... for now.

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

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

A collection of fading fantasy tchotchkes lines this dirt road in the Colorado wilderness.

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

Travel through the wholesome amusements of yesteryear at this charming miniature village.

The haunted reputation of these abandoned Colorado train tunnels is probably not helped by the terrifying spiked fence.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

Even in death, he's still your huckleberry.