This wooden hotel is a temple to German sustainability and forest conservation.

Tourists often confuse this beautifully ornate former cigarette factory for a mosque.

Dine amidst exotic plants at this former royal greenhouse.

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

One of the largest busts in the world celebrates the German city's erstwhile namesake.

Single runway interrupted by a busy road that cuts across its middle.

The southernmost outpost of the Russian Empire in colonial America.

A small marionette collection located within the dark cellars of an 11th-century Austrian castle.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Strange beasts lurking in a garden are all that remain of a quirky, short-lived theme park.

The largest brick bridge in the world.

One of the longest wooden benches in the world snakes around Geneva's Treille Promenade.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

The unbelievably opulent home built for an infamous newspaperman.

The northernmost point in Denmark is a turbulent sandbar created by two clashing seas.

An abandoned lighthouse awaits its destiny: being buried under shifting sand.

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

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The island residents are known for taking their quirky sense of humor with them to the grave.

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Meet manatees face-to-face at this zoo for native species.

This glass-stain Mary attracted thousands of pilgrims until her head was shattered by a vandal with a slingshot.