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

Flamboyant architecture from the turn of 20th century.

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

3,000 market stands in five former Zeppelin hangars.

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

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

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

During the Soviet era, the spire of this longstanding church was used as a radio transmission tower.

Walk along the medieval fortifications that have been protecting Tallinn since the 14th century.

The Guardian of Tallinn.

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

The tiny, studious rodents greet visitors to the National Archives of Finland.

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

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

A golden plaque marks the site of the mysterious unsolved assassination of the former Swedish prime minister.

Small Easter eggs are hidden in the ventilation holes of the city's newest trains.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

Several cannonballs of mysterious origins decorate two buildings in Stortoget's main square.

Stockholm's tiniest statue is of a small boy looking at the Moon.

Stockholm's narrowest alley is barely over two feet wide.

Outside a Viking museum sits a modern-day runestone made by a Swedish runemaster using traditional methods.

Once a meeting point for great thinkers, and the midpoint of the country.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

This bridge's unique architecture honors nautical heritage and encourages self-awareness.