An enormous playhouse designed to look like 21 stacked Lego bricks, with another 25 million colorful Legos inside.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

The shiny silver little brother to Copenhagen's Little Mermaid statue.

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

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

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

Carefully reconstructed after the Bosnian War, this 16th-century bridge stands as a symbol of the country's enduring multicultural heritage.

This contemplative sculpture made out of old machine parts is meant to be the first in a series of sculptures around the world.

An agreement meant to honor the Duke of Buckingham led to this unusually-named passageway near Charing Cross.

Built in the Soviet era, this cableway system still runs gondolas from Odessa down to Otrada Beach.

This one-time health resort was used by aristocrats around the world.

Legend says this sacred tree was a gift from goddess Athena.

This striking royal residence is the largest Renaissance-style castle in Scandinavia.

Hundreds of mossy stones engraved with bits of philosophy, literature and random musings.

A Very Low Frequency transmitter you can tune in on your PC.

This innocuous-looking button may have been used to assassinate a king.

Take a schvitz just like an infamous Soviet dictator while his unblinking eye looks on.

Controversy surrounded the creation of this anti-fascist statue.

Over time, this castle grew to encompass the entire island.

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

Six beautiful wooden giants are hidden around Copenhagen.

In the hometown of the Catholic saint and Nobel Peace Prize winner, a memorial dedicated to her legacy.

Heralded as the oldest statue in London.

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