Each time a baby is born in Ghent, these streetlights flash in silent celebration.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

The last bastion of Roman presence north of the Alps looms over a German town.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

Swedish skyscraper with a 90° twist.

This chimerical bridge/tunnel appears to dead end right into the sea.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

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

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

Dedicated to the outnumbered Finnish forces who pushed back Soviet forces during the conflict.

A medieval setting reimagined into a unique art alley.

The Guardian of Tallinn.

This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

The ruins of an Estonian prison are drowning in the quarry lake where the convicts were once forced to work.

A vast and unlikely aviation museum kept alive for over 50 years due to one man's tenacity.

3,000 market stands in five former Zeppelin hangars.

The statue of a legendary giant who carried Christ and shouldered the world's sins.

A statue built to honor the elite soldiers who fought for Latvia during World War I.

A stone marker and sculpture in the city of Riga stake a claim for the very first community Christmas tree.

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

The oldest housing complex in Riga is a mini timeline of architectural trends.

This enigmatic artifact remained buried in a churchyard for years.

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

A black cat protests the City Guild in Riga's Old Town.