Breathtaking and huge 430 year old maps of Italy.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

A stream flows near the radioactive spa, where people place handmade miniatures of water mills and other strange devices.

Towering sandstone rock formations where 'The Chronicles of Narnia' was filmed.

The most visited, and possibly most controversial, museum in Germany.

This dockworkers' lunch joint has been left leaning by a century of storm floods.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

This monumental work of art symbolizes the coming together of a previously divided city.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

Cold war icon and onetime "hole" in the iron curtain.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

This 11th-century temple gave rise to the word "juggernaut," as well as some mysteries that defy scientific explanation.

Montmartre's sole surviving windmill became an iconic landmark for 19th-century painters, artists, and bohemians.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

The world's second-largest sundial, made entirely out of stone.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.

A bulky, ancient stupa marks the site of Siddhartha Gautama's seminal Buddhist teaching.

Many Hindus make the long pilgrimage to this holy city to have their remains burned on the banks of the Ganges River.

The same water that fills a luxury resort’s pools feeds these free hot springs in the rainforest.

This weird, elephant-shaped rock also hosts two ancient tombs.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.