This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

An exquisite collection of fairytale conveyances that puts most car museums to shame.

In addition to showing films, this one-screen arthouse cinema from the late 1940s is a museum of old film equipment.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

The world's oldest bookshop still in operation.

This charming candle shop has been in business since 1789.

The best place in the world to buy tinned fish.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

Hidden beneath a beautiful overlook you’ll find the history of the city depicted in comic strip format next to a pay toilet.

Portugal's National Pantheon has a history of curses, collapses and financial problems.

A unique seaside cave where Aleister Crowley faked his own death.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

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

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.

The most famous location in China was home to whole dynasties worth of imperial rulers.

An out-of-place slice of France, smack in the middle of Shanghai.

This former textile district now is now a thriving center for contemporary Chinese art.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.