A display of magnificent stained glass windows is the first exhibit of its kind.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

The history and future of cannabis.

A floating cat sanctuary on an Amsterdam canal.

The pile of books behind the dignified writer gave the statue a most undignified nickname.

Go inside to really appreciate this 500-year-old technological masterpiece.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

A collection of art from Bulgaria's time as a communist state.

A striking symbol of the Bulgarian capital.

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

The monumental home of Prussia’s eccentric "Cannon King."

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.

Carved fountains poignantly placed in parks and in front of special monuments.

From Ancient Rome to WWII, Neupfarrplatz has over 2,000 years of history underneath its main square.

This lurid German fountain plots the sad course of marriage from dating to death.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

The site of a concentration camp where inmates were made to take part in one of the largest counterfeiting operations in history is now hauntingly empty.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

The prototype for all Nazi concentration camps.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

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