This spectacular mosque houses the second-largest chandelier in the world.

This bazaar is one of the oldest in the Arabian world.

This futuristic building is yet another architectural wonder in Dubai.

These dilapidated planes are now a canvas for graffiti artists.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

St. John the Baptist's forearm is housed in this remote 11th-century monastery.

These abundant, over-the-top monuments are so widely scattered that they define the entire compact capital cityscape, often leading to jokes about whether there are more statues than residents.

This remote church calls a tiny island its sanctuary.

A 14th-century Serbian Orthodox church that was once converted into a mosque under the much-disfavored Ottoman Empire.

Depending on the region's rainfall, this church may be partially submerged.

A historical farmstead with stunning views over the fjord.

A forest of immensely tall and unusually straight oak trees planted nearly 200 years ago to build naval ships that never came to be.

The trailblazing Swedish businesswoman created a beloved minty candy called polkagris.

A forgotten remnant of the Soviet Union, Transnistria is an unrecognized country hidden behind a heavily militarized border between Moldova and Ukraine.

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

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The modern birthplace of Irish freedom.

A pink sandstone column once used in ancient times to measure one's belly after a night of debauchery.

Polish luminaries and masterful folk art find sanctuary in this unique cemetery.

This sprawling concrete suburb of Kraków was designed by the Soviet Union as the model proletarian city.

An underground city of salt.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Remnants from a time before electricity.