A monument commemorating the 852 lives lost in the sinking of the MS Estonia.

A spectacular Petrine Baroque summer palace commissioned for Catherine I by Peter the Great.

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

One man's journey to return a stone to its point of origin after 200,000 years.

Sweden's oldest animated sign is still lighting up the skyline today.

A man has revenged his true love's betrayal through tears and stone genitalia.

A plaque marks the house in Stockholm where the French philosopher René Descartes lived up until his death.

A wooden street sign is the last remnant of this 400-year-old alleyway.

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

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.

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

A 130-year-old urinal is the oldest of Stockholm and perhaps all of Sweden.

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

It houses the remains of a 17th-century version of the Titanic.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Copenhagen's celebrated theme park and gardens.

Drink your espresso at a Victorian-era urinal in this underground-restroom-turned-coffee-bar.

A hands-off space for graffiti artists to hone and display their skills.

Its collection includes a broad array of social, geographic, graphic design, and political history.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

Look up from the busy streets to discover how time is kept!