The last remnants of a massive medieval wall that once encompassed the city of Berlin.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

Get tall with nature's lankiest beasts and their warthog friends at this Kenyan preserve.

The farmhouse owned by the Danish author who wrote "Out of Africa" is now a museum honoring her legacy.

Kenyan restaurant is a carnivore's paradise, serving exotic meats at its ultimate 'Beast of a Feast.'

Commonly acknowledged as the only public monument to the Devil himself.

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

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

100 year tradition of fist fights, marked by marble footsteps.

Go inside to really appreciate this 500-year-old technological masterpiece.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

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

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

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

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

Long before ultrasounds and modern testing, medical specimens like these conjoined twins helped physicians learn about congenital anomalies.

This pair of gilded girls atop an Art Deco building in Copenhagen were built to function as a weather indicator.

Beneath Denmark's Højbro bridge, a bronze merman and his seven sons forever mourn for the mother and wife who left them for land.

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