An engineering wonder at Pillnitz Castle protects a precious 230-year-old flowering shrub.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

When the rain falls, this drain system turns into a musical instrument.

Ruins of a German Castle on top of a towering stone pillar.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.

An all-American grocery store in Paris sells U.S. "cuisine" like Pop-Tarts and Heinz ketchup to homesick ex-pats.

France's national museum of scientific and industrial instruments.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Notorious artist squat renovated into legal studios.

A Parisian exterminator's shop whose storefront displays stuffed rats hanging from traps.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

The Argonaute submarine was the French navy's pride and joy in the 1950's.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

This Parisian fountain is a little bit fantasy and a little bit nightclub.