One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

This micro-nation may be some sort of prank, but its constitution sure seems official.

A creepy statue of a hooded ghost hauls itself up from the water in a historic Lithuanian city.

A WWII museum that tries to reenact history.

Launch site for nuclear war against Western Europe.

The ruins of an Estonian prison are drowning in the quarry lake where the convicts were once forced to work.

The abandoned remains of this Victorian brewery hide crumbling bowling alleys and rusting industrial gear.

This now abandoned restaurant provides some of the most amazing views of Lisboa.

This funky former tobacco factory is one of the most striking examples of Madrid's cultural diversity.

An old department store turned Nazi prison turned artist commune.

This derelict superstructure was a very important warning system for the Soviet military.

The dining hall that nourishes workers in Chornobyl's Exclusion Zone is also open to visitors.

One of the most poignant ruins of the Chornobyl nuclear disaster, the local football team's stadium has been quickly reclaimed by nature.

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.

This abandoned secret city is a crumbling wonderland of Soviet ruins.

Rusted cars, trucks, and buses form a fascinating collection of Soviet-era machinery.

Open-air museum with a large collection of Soviet-era statues.

The oldest funicular in Lithuania has been climbing this steep hill since 1931.

A memorial to the murdered Jews of Kaunas.

Sculpture garden of religious statues made it through Soviet rule.

A narrow strip of land is home to the tallest migrating dunes in Europe.

A curious art park at the geographic center of Europe is home to 3,000 television sets and other wonders.

An old hill fort covered in over 100,000 crosses is a symbol of Lithuanian nationalism and beliefs.