Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

This sprawling concrete suburb of Kraków was designed by the Soviet Union as the model proletarian city.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This stunning concert hall has become a symbol of Iceland's national recovery.

A bit of the Berlin Wall was gifted to the Icelandic capital to commemorate the 25th anniversary of German reunification.

The silly symbol for an underground protest group is now scattered around the city.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

Naturally formed rock city in Poland.

The oldest hall in Iceland was written of in the Sagas and features a centuries-old escape tunnel.

A stratovolcano located in the south of Iceland, with a long history of charted activity and a rich mythology attached.

Three columns of volcanic rock shoot out of the ocean.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

A modern Nordic Pompeii on the Icelandic island of Heimaey.

These massive moving sand dunes have swallowed an entire village and are still on the run.