This surreal memorial/cemetery is a necropolis of crumbling stonework and puzzle-shaped headstones.

Bridge that died in war and was resurected.

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

This splendid tomb may look fantastic, but there's nothing in it...

This spire on an Austrian mountain is wrapped around a long spiral slide and has the world's tallest wooden observation deck.

Physicist’s epitaph provides final confirmation to a career of turmoil.

A breathtaking viewing platform over the Alps.

Museum devoted to the artificial language of Esperanto.

The world's oldest known salt mine.

Visiting this café is like visiting the Austrian grandma you wish you had.

The solemn exterior conceals an opulent interior of this 17th century church.

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

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

An Austrian house of bones filled with hundreds of intricately painted skulls.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

Apartment complexes built into huge repurposed natural gas tanks.

One of the best collections of wax anatomical models in the world.

Legends surround an ancient tree trunk riddled with nails for good luck.

A silly medieval mural preserved on the side of a Viennese house.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Baroque celebration of the end of the Great Plague of Vienna.

Swarovski's museum/theme park is a fake diamond fantasia overlooked by a giant.