These 1,500-year-old remains were found in a mysterious Anglo-Saxon mass grave.

An unconventional memorial to the women burned as witches in Bratislava.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

The topiary maze at the Habsburg hunting lodge.

Legends surround an ancient tree trunk riddled with nails for good luck.

The final resting place for the remains of 143 Habsburg royalty.

In the middle of a Vienna square, Roman ruins dating back some 2,000 years are on display.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

Baroque celebration of the end of the Great Plague of Vienna.

The beautiful baroque library of the Hapsburg empire.

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

An underground museum of monks, bones, and medieval ruins.

The final home of the legendary Danish sailor said to have lived to be 146 years old.

A symbol for the opposition to nuclear power around the world.

This sculpture in Denmark presents Arnold Schwarzenegger embracing his own doppelgänger.

A public display of random paleontology.

At these downtown crossings, pedestrian lights show axe-wielding Vikings instead of the usual walking figures.

This colorful artistic feature atop a Danish art gallery allows visitors to stroll through a rainbow.

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

This huge industrial sculpture looks like a UFO and a factory had a baby.

Four alabaster giants contemplate the tides on the shore of Denmark.

The last Viking king of Denmark is buried inside the crypt of this cathedral.

This risqué sculpture, based on a Hans Christian Andersen fairy tale, caused outrage 35 years after it was erected.

This aged paving stone, marked by a maiden's foot imprint and the tales of her plunge from the cathedral tower, serves as a memorial to a tragic local legend.