Places mattysmarket Wants to Go

The last planned Soviet city was built for the former residents of Prypiat after the Chornobyl disaster.

This Ukraine alleyway has become its own little island of forgotten things.

A vast Communist-era exhibition space in the Bulgarian capital.

This attraction was abandoned after the Chornobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

Romania's triumphal arch looks out over Bucharest.

The beauty of urban decay, hiding some dark secrets.

The most visited pilgrimage site in Armenia once held a saint in a pit for 13 years.

Ruins of an early Roman Christian church dating back to the 4th to 5th centuries.

This massive concrete sculpture is said to be the heaviest communist monument on Earth.

An abandoned saucer-shaped monument in the Bulgarian mountains.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

A studio devoted to keeping hundreds of unique Chinese arts alive.

Mirrored floors and arched shelves create the illusion of an infinite tunnel of books.

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

Collection dedicated to funeral rites, equipment, and mourning rituals of the Viennese.

A scientific repository of goiters, boils and other ailments throughout Mexican history.

Part bookstore, part café, and part forest.

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

An ancient octagonal weather station named for the eight Greek gods of wind.

A fifth-century temple improbably built into the side of a cliff.

The location of the last witch trials of Italy, known as "The Salem of Europe."

Ride in 1960s style on the private luxury train Marshal Josip Tito used to travel around Yugoslavia.