In the midst of a living monument to Soviet social engineering, Polish Catholics built this church by hand.

Two churches shoot bottle rockets at each others' bell towers in an unusual Easter celebration.

A folk-art cottage and hotel straight from a Slavic fairy tale.

The massive white mound and accompanying water terraces are a striking geological oddity.

See more than 150 sculptures, stained glass windows, and famous works of art all rendered in marzipan.

A series of stained glass artworks that depict images of the hit TV show.

A quartet of tiled art pieces adorn the floors of this prestigious art museum.

This Ottoman bridge is a rare covered bridge with shops, and considers itself the only bazaar bridge in the world.

This ex-prison dates back to the Middle Ages.

Part mural and part sculpture, this work of art sits in the middle of the Promenade, as if swimming in a river of asphalt towards the ocean.

One of the world's largest amber altarpieces is housed within this reconstructed medieval church.

After fleeing the Syrian civil war, chef Malakeh Jazmati began serving exceptional renditions of her homeland's cuisine in Berlin.

The highest point in the Kingdom of the Netherlands is on a remote Caribbean island atop a dormant volcano.

An old spa town in the mountains of Romania where, according to legend, the great hero Hercules once bathed.

This fortress-like monastery is covered with intricate frescoes.

A portrayal of two lamps embraced and in love.

A chemical factory damaged by two earthquakes and an explosion that became abandoned after bankruptcy.

A former smithy turned cultural hub with the capital's largest mural space.

A ceramic-tiled room at the Seelbach Hotel said to have secret tunnels used by Al Capone and a crowd that helped inspire F. Scott Fitzgerald's 'The Great Gatsby.'

This World War II bunker is now a shrine covered with sea shells.

A crash site in the heart of polar bear territory has become a beloved local landmark.

Inspired by a piece of concrete, these three pyramid-shaped buildings have been beloved Indianapolis landmarks for over 50 years.

An underground world of gorgeous, palatial metro stations designed as a nuclear shelter complex.

Striking occult iconography on a medieval German church.