An abandoned lighthouse awaits its destiny: being buried under shifting sand.

This Danish castle is supposedly haunted by a woman too independent to not be a witch.

This Danish rock field is actually a sprawling ancient cemetery holding the bodies of 700 Vikings.

Remnants of the Nazis' occupation of Denmark linger along the sand.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

When this Iron Age bog body was discovered in 1835, it was thought that she had died recently.

Mounds, rune stones, and a 1,000-year-old church, left behind by Denmark's first two kings.

Preserved "bog person" that is over 2,000 years old.

A public display of random paleontology.

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

A historic hotel in an old California railroad town with a rowdy reputation.

This historic California cemetery holds the bodies of veterans of both the Civil War and the Donner Party.

The oldest orange tree in California spawned a generation of citrus farmers.

Hidden in a hotel parking lot is a strange historical plaque erected by an obscure fraternal society.

Built to hold Gold Rush wealth, this building has withstood the test of time.

The Empire Mine is "one of the oldest, largest, deepest, longest and richest gold mines in California."

Established in 1853, this crumbling cemetery sits forgotten on the corner of Church and Chapel in Gold Country.

His discovery kicked off the Gold Rush. One of the hands on this commemorative statue points to the spot where he found the precious metal.

The capitol city's oldest existing cemetery.

The California capital city once stood 10 feet lower than it does today.

A replica of the first public theater built in California.

Each summer, the migratory bats living beneath the bypass form "batnadoes" at dusk.

Special tunnels built so that frogs won't be killed when crossing the highway.

A huge collection of rocks, gems, and crystals.