This geothermal hot spring hides beneath a slowly growing mineral dome.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

This quirky piece of naval artillery has been deafening Canadians for over a century.

"Girl in a Wetsuit" is what happens when a sculptor has to find a way around a 100 year old copyright.

This historic Victorian hotel has a scandalous history of affairs and murder.

Few other hotels can rival the grandeur of the Castle in the Rockies.

Fossils, railroads, and waterfalls!

The fully functional, submerged Vanuatu Post Office is definitely one of a kind.

A striking Soviet memorial commemorates the liberation of Belarus from the Nazis.

A historic scientific breakthrough that crosses nine borders.

A huge musical instrument played by the ocean.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

The Grand Canyon of Texas.

It would be easy to walk past this unusual piece of art and have no idea it pays tribute to the odd life of a real chicken.

When ecosystems collide in the arid Southwest.

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

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

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

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

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

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

At one time this small mining village was the highest town in America but now it sits abandoned while the mine churns on.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.