An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Haunting and beautiful trees, doomed to die.

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

One part local history, 99 parts gruesome haunted house.

A unique hanging cable-car navigates through Dresden, the oldest suspension railway in the world.

Over 12,000 hygiene oriented objects and exhibits.

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.

This century-old cinema house has a marquee that has been hand painted by a single man for over 25 years.

Each year, Germany's "City of Dragons" slays the world's largest walking robot.

Skeletons dressed in extravagant 18th century royal costumes cavort in the aisles of this German basilica.

Most often copied TV Tower in the world.

These 18th century gardens tell a rocky story of the son of Odysseus.

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

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

The topiary maze at the Habsburg hunting lodge.

Resting on a hill overlooking the coast, these medieval ruins look completely deserted save for their restored chapel.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

The drama of nature in full effect in this Nevada State Park.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.