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.

When this Iron Age bog body was discovered in 1835, it was thought that she had died recently.

This unique architectural wonder is home to luxury apartments.

Mounds, rune stones, and a 1,000-year-old church, left behind by Denmark's first two kings.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

This memorial to a murdered empress took 20 years to design, then spent 30 years hidden away in storage.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

Uh, pardon me, ma'am, but I couldn't help noticing that there's a Columbo statue in the middle of Budapest.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

This entire town moved to a safe location after it was devastated by an earthquake, but the remains of the original town are still around.

Leveled by an earthquake, this Italian village is now preserved as a massive concrete art project.

A mysterious ancient elephant said to possess magic powers is now the symbol of a Sicilian city.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

Legend has it that this bronze orb, which sat atop an ancient Egyptian obelisk, once held the ashes of Julius Caesar.

The yawning maw of this pagan visage is said to bite off the hands of liars.

This curious, round temple is the oldest still-standing marble building in Rome.

This is the oldest Roman-made bridge in the city still existing in its original state.

Drink wine handed out through a window as part of an age-old tradition.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

Next to the Leaning Tower of Pisa is a cemetery home to ancient sarcophagi and disturbing murals.

A local student's chance encounter with Keith Haring led to the creation of one of Europe's largest murals.

Fortified medieval tower house with lovely roof garden.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.