An apparition of Virgin Mary in Herzegovina.

The topiary maze at the Habsburg hunting lodge.

Poland's oldest surviving university building holds a wealth of historic science instruments including some used by Copernicus.

Real bones which are said to have belonged to a Polish dragon.

Bridge that died in war and was resurected.

An homage to the medieval rulers of Bulgaria.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

A striking symbol of the Bulgarian capital.

"Holy Wisdom" overlooks the city that became its namesake.

A towering spire in the fortress of Kalemegdan honors the victorious armies of Serbia during their struggles against the Ottoman Empire.

One of the most controversial statues in Romania is an emperor with no clothes.

Romania's triumphal arch looks out over Bucharest.

This Transylvanian church has changed its denomination four times.

The legendary cliffside castle of three-time Voivode of Wallachia, Vlad the Impaler.

Something's watching you.

This snug medieval lane is one of the narrowest streets in the world.

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

The Guardian of Tallinn.

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

The yawning maw of this pagan visage is said to bite off the hands of liars.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

St. Francesca Romana, patron saint of drivers, resides in the church she founded.