The original movie set for the home of 'Star Wars' hero Luke Skywalker.

The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.

The rock carving that became an internet meme.

Despite dreams of constructing this fairytale mansion, Albert Gotthard Nestor Cedergren never saw its completion.

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

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

Sound travels strangely in this underground whispering gallery.

A heated statue pays tribute to one of Sweden's great actresses.

A former suicide bridge is now accumulating symbols of love instead of a body count.

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

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

It was meant to help transport wounded soldiers to a secret underground hospital.

18th century opera in its original splendor.

The most famous location in China was home to whole dynasties worth of imperial rulers.

Established hundreds of years ago, Gandan remains the premier Buddhist monastery in Ulaanbaatar.

This building holds the embalmed remains of the leader of the Bolshevik Revolution.

One of the world's tallest statues is also one of its most hated.

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

Pop culture has helped to keep this iconic British building from being destroyed.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

These moss-covered medieval ruins tower atop the smallest of Ireland's Aran Islands.

Mortarless walls that stretch for miles are a lovely solution for creating grazing land in the harsh terrain of the Aran Islands.

A steam trawler with a whiskey-soaked history driven ashore in 1960 resides rusty but still standing on the shoreline.

These small, triangular, colorful houses are a staple of Madeira Island.