Ancient stone graves shaped like ships provided a Viking-like burial to carry the dead to the afterlife.

The Swedish flag over this small naval fort signals that the nation is at peace.

This public library and its impressive collection of academic books have not changed since the 17th century.

Every Tuesday, students let off steam by screaming into the night air.

A retail shop has preserved the 17th-century food cellar from the old building it now occupies.

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

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.

A pre-Hispanic pyramid in the middle of a tourist district in the Canary Islands.

Sweden's largest optical telescope sits on a rooftop in Stockholm.

An ancient Egyptian temple sits within a modern European museum.

An ancient Viking runestone hidden in plain view in Stockholm's old town.

It's always game time at Stockholm's only museum devoted solely to video games.

Science meets wall art to highlight the beauty of famous mathematical equations.

One of the Leiden's oldest pubs is also the birthplace of the Heineken star.

One of the great math minds of the 17th century is underfoot in this 900 year old Dutch church.

Now a museum, this building was once a 14th-century monastery and the place where the founder of the Dutch nation lived and was assassinated.

Once housed in the towers of this Gothic church, this 17th century clock still ticks today.

One of the oldest masonic temples in the Netherlands, built in 1757.

The birthplace of most all of Europe's space missions is here on the Dutch coast.