The oldest arboretum on the Dalmatian coast doubles as the gardens of Kings Landing in "Game of Thrones."

The Renaissance-era courthouse is a relic from the fortified town's centuries of Venetian rule.

Now harmless, this looming post struck fear into the heart of medieval troublemakers.

This heart-shaped island looks substantially less lovely after a recent bulldozing project.

Built as an anti-fascist tribute, this surreal Yugoslav memorial became an unwelcome symbol after the Croatian war for independence.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

Island wonderland for communist autocrats.

An ancient knight and a symbol of the city's freedom.

A forgotten monument to Yugoslavian freedom.

This Croatian island is for sale but no one is buying due to the dozens of accused Nazi sympathizers who were massacred there after WWII.

This abandoned Croatian stronghold never saw a great deal of conflict but it is still a beloved relic nonetheless.

A full figure 4th century incorruptible saint lies in a glass coffin in Croatia.

Now abandoned, the world's first torpedo factory is crumbling into the sea.

The only gulag ever to exist in socialist Yugoslavia.

A tower marking the spot where Yugoslavia began its resistance against the invading Nazis stands neglected, but not quite forgotten.

When Croatia became independent of Yugoslavia, the splintering governments left behind these concrete tunnels.

Croatia's "hairy stone" fortress is one of the most well preserved Istrian castles.

The now-overgrown beach resort was once frequented by Yugoslav military elite.

Croatia's towering concrete blossom grows from the site of a World War II concentration camp.

This picturesque medieval monastery guards a small trove of historic treasures.

Formerly Yugoslavia's "forbidden island," this sleepy little city still holds the abandoned remains of military strongholds.

A wunderkammer of gold and silver reliquaries and ancient saintly bones.

Longest fortress system anywhere in Europe.

This scale model of our solar system hid in plain sight for years before a physics team sought out all the planets.