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

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

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

The largest of Denmark's seven mysterious round churches stands on an island in the Baltic Sea.

A whimsical sculpture garden right out of a children's storybook.

One of the longest footbridges in Europe.

The lost American era of gunfighters, bandits, Indians and steam trains is recreated in Sweden.

A replica of the beloved character's house, modeled after the author's own drawings.

A Chinese meditation center in the middle of rural Sweden, partly funded by a member of ABBA.

Tall columns of volcanic basalt make up this improbable-seeming rock formation.

Catch a scenic view of Warsaw's Old Town from the top of a centuries-old dumping ground.

An extensive network of secret tunnels was created for the Nazi project "Riese."

This poignant sculpture of a gnarled weapon is a symbol of non-violence.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

A unique configuration of blown glass can be found inside this hotel lobby.

Billed as the "largest natural flower garden in the world" this Middle Eastern show field has little competition at 45 million flowers.

Berlin's beloved bear is immortalized at the Museum für Naturkunde.

A slice of central Asia in the middle of Berlin.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

Visitors can explore the role of mysticism throughout the ages inside this interactive museum of magic.

The ruins of a monastery where Saint Bridget of Sweden had her revelations recorded.

This arch granting triumphal entrance into Antalya was designed to honor the emperor's visit.

Formerly Yugoslavia's "forbidden island," this sleepy little city still holds the abandoned remains of military strongholds.

The “Coin Cabinet of Dresden” houses a collection of over 300,000 numismatic artifacts, one of the largest of its kind in Europe.