A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

Despite centuries of architectural innovation, this French castle is being built like it's the 13th century.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.