The celebrated eyesore created by starry-eyed sweethearts.

Notorious artist squat renovated into legal studios.

Tiring of digging out the door to this church for every service, it was eventually abandoned to the sands.

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

This monument to those fallen in the World Wars is accompanied by a U-boat that Germany bought for a Deutsche Mark.

This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

Hitler's bleak vision of relaxation still stands as a mostly abandoned 10,000-room resort complex.

This massive steel pyramid can be entered by a set of jagged steps that let visitors stand in its heart.

The Bauhaus-style former industrial complex is considered the world's most beautiful coal mine.

This temple to the sturm and drang of Richard Wagner contains a dragon's cave and reptile zoo full of living "dragons."

Largest illuminated advertisement sign in the world.

Oriental bazaar in the heart of Sarajevo.

Bridge that died in war and was resurected.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

The fairy tale castle of the "fairy-tale king."

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

A futuristic, brutalist masterpiece that is also strangely prison-like.

A 11-foot former president stands on a Kosovo street that also bears his name.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

Hot springs monkey spa in the middle of Hell's Valley.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

The 10,000 Torii shrine.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

Hanging over one of Japan's "hidden valleys," these vine bridges must be remade every three years.