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

This insurance company building reminds customers that witches, bears, and gnomes are out there, best be insured.

Collection of nearly 500 concrete figures sculpted by the late Veijo Rönkkönen.

An abstract monument to a symphonic composer.

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

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

Legend has this precariously placed rock was placed by giants. Science has another explanation.

Built by a king and rebuilt by an emperor, this aqueduct transported water for 1,200 years to this ancient Mediterranean hub.

The maze-like transportation hub contains abandoned areas, derelict stores, and a resident bat colony.

This historic rec center in the heart of Israel is a bastion of peace and togetherness.

This atmospheric spot in Pärnu's historic old town is located in a 17th-century almshouse.

This 13th century Gothic brick castle is the largest in the world by surface area.

The apartment building where JFK's assassin lived after defecting to the Soviet Union.

A sculpture of graceful storks sits atop this fountain in Independence Square.

Remnants of the city's Soviet history hover over this modern fast-food outlet.

A beautiful and moving memorial set on a little island in the middle of the river in Minsk.

A somber memorial honors the hundreds of thousands of lives lost at this labor and extermination camp.

The Latvian city of Ventspils is filled with dozens of cow statues showcasing unique themes.

This ornate church has survived Nazi and Soviet occupation, including a short stint as a Soviet-era gymnasium and cinema.

This seaside pine grove features an exclusive watchtower that presents amazing views.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

The reconstruction of this prominent building fulfilled a long-written command.

Latvia's symbolic mountain-shaped national library is home to millions of cultural tomes.

This controversial monument was designed to lionize the Red Army, but also disheartened the Latvian people.