If you visit Santa's village, you can get your passport stamped to show you crossed into the Arctic Circle.

Roughly 17 million letters to Santa have found their way to this Arctic Circle post office.

An abstract monument to a symphonic composer.

A subterranean house of worship carved right out of the bedrock.

These enormous, stern-faced statues greet visitors with lanterns, and sometimes costumes.

This irregularly shaped sea fortress has defended not one but three different sovereign states.

This church also serves as a lighthouse complete with a beacon.

An alien church provides much needed silence in the midst of a Finland shopping center.

A cathedral resurrected from the ashes of one of Europe's greatest urban fires.

The church's remarkable frescoes incorporate Finnish artist Hugh Simberg's trademark themes of death and the supernatural.

The last permanent exhibit dedicated to the Soviet leader.

The city of Parma's cathedral is home to one of the greatest illusionistic frescoes of the Renaissance.

The memory of the ancient unit of measurement of local builders.

A public work of art that also provides some relief from the summer heat.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

A whimsical bridge adorned with decorative dragons.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

A World War II evacuation tunnel turned into a history display of Croatian state and people.

This 135-year-old weather station studied the effects of the climate on human health.