Model Trains and Much More in Hamburg.

This sprawling Belgian fort was once thought of as impenetrable but now it is simply an abandoned relic.

Statues of a fire-breather, a clown, and a whole performing troupe celebrate Luxembourg's creative side.

The official motto of Luxembourg reminds passersby of the Luxembourgish commitment to their national identity and sovereignty.

This noble mash-up in eastern Luxembourg is part Medieval, part Renaissance, all castle.

In the heart of Luxembourg's "little Switzerland" weaves a breathtaking natural sandstone canyon with a mythological past.

A pink sandstone column once used in ancient times to measure one's belly after a night of debauchery.

Explore this medieval cathedral by trying to spot all the malevolent monsters hiding in its beautifully colored windows.

There has been an astronomical clock on this spot since the 14th century.

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

Enter the cabin of a life-sized Hindenburg replica.

The world's oldest grape-producing vine has survived four centuries of turmoil and even has its own anthem.

From motorcycles to firetrucks and sports cars to horse-drawn carriages, this Belgian collection goes beyond rare cars.

This was once the largest four-sided clock in the world (yes, even bigger than Big Ben).

Wisconsin's most celebrated export gets the royal treatment on I-94.

Amazingly detailed marble cinerary urns that once held the cremains of Roman elite.

A 131-year-old wunderkammer of Texas history.

Two small markers remember the Alamo's feline protectors.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Home of the International Space Hall of Fame.

A museum dedicated to the alleged Roswell Incident.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.