A little-known park with unusual, half-ruined structures and a mystical energy.

The first mosque in the world to receive electricity.

A monument on the pavement marks the spot where two cultures that shaped Sarajevo come together.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

The haunting ruins of a military fortress turned astronomical observatory sit on a Sarajevo mountaintop.

A war-torn Olympic relic is being overtaken by graffiti and nature.

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.

This enormous abstract sculpture is part jungle gym, part elaborate noise-making machine.

Some of the best-preserved specimens of the monumental medieval tombstones found throughout Bosnia and Herzegovina.

This ironic war memorial thumbs its nose at a campaign of inedible humanitarian aid food products.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

Oriental bazaar in the heart of Sarajevo.

This museum preserves the hand-dug tunnel that kept Sarajevo afloat during the Serbian siege.

This top-secret nuclear bunker hidden in a Bosnian mountain has been converted to a modern art exhibition space.

Carefully reconstructed after the Bosnian War, this 16th-century bridge stands as a symbol of the country's enduring multicultural heritage.

The remains of the last Bosnian fortress to fall to the Ottomans are still standing.

This abandoned airplane hanger is said to have once been a top secret launch facility.

A bridge destroyed three times: once as a ruse, then in an actual attack, and finally for the movies.

This cluster of little wooden huts once ground local farmers’ wheat into flour during the days of the Austro-Hungarian Empire.

An extensive network of secret tunnels was created for the Nazi project "Riese."

This free museum is building a collection of books that are banned, censored or burnt around the world.

During the Soviet era, the spire of this longstanding church was used as a radio transmission tower.

A much-loved sculpture depicting the hero of a 1956 anti-Soviet uprising.

From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.