This cobblestoned medieval-style town was entirely constructed in the 1990s and 2000s.

The oldest amusement park in the world has been providing a nice spot to have some fun since the 1500s.

The largest bottled beer collection in the world holds over 22,000 unique beer bottles.

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

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

This sublime architectural marvel is a rare example of an expressionist church.

The greatest amusement park in the world is wall-to-wall farting dogs, puking rats, and cows with exposed breasts for the whole family.

The world's largest maze is a nature park with nearly 200 decision points.

A perfectly circular stronghold constructed in the 10th century is now a nucleus of Viking culture housing a museum, village, and reenactment of an epic Viking battle.

Nordic giants resurrected from the sea and restored to their former greatness.

Built after WWII, the observatory site for the University of Copenhagen exhibits once world-class instruments.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

Just like in Hollywood, Madrid has also a forgotten walk of fame.

This lucky bronze frog was gifted to Madrid by a casino.

An ancient Egyptian temple in the middle of Madrid, Spain.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

This small and often-overlooked museum holds some of Spain's finest artistic treasures.

One of the world's oldest universities houses an incredible collection of anatomical models, mummified body parts, and human bones.

Earth's rocky history has rarely glittered so brightly as it does in this Spanish museum.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.