Denmark's famous pseudo-hill.

Iron Age "bog person" preserved for over 2,300 years.

Along this stretch of beach in Denmark resides several massive bastions of energy.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

A 19th-century subterranean reservoir repurposed as a contemporary art cave.

The only surviving piece of Copenhagen's 16th-century defensive wall.

The art museum is decorated with creatively remodeled pre-Nazi swastikas.

The gilded, masterful astronomical clock will calculate time, dates, and planetary positions for thousands of years to come.

Copenhagen's celebrated theme park and gardens.

Site of the first radio and telephone broadcasting companies in Copenhagen.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Museum on earth sciences featuring a recreation of a famous curiosity cabinet.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

Every equinox this Maya pyramid puts on a spooky ancient light show.

Sojourn to the past at this residence teeming with 1950s memorabilia.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

A shockingly detailed small scale recreation of the temples of Abu Simbel.

A remarkably opulent mansion with a tragic history.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Towering basalt columns, a creation of fire and ice.

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