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

The verdant mossy ruins of a Franciscan monastery lie in the remote Sintra hills awaiting exploration.

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

An unassuming music museum recounts the rags to riches story of a dramatic Portuguese genre.

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

The best place in the world to buy tinned fish.

One of the smallest bookstores on the planet.

Catering to broken dolls for almost 200 years, this repair shop is now a charnel house of doll parts.

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

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.

Entire apothecaries are on display at this Lisbon museum, which explores the history of medicine.

An early Portuguese serial killer's head is alarmingly well preserved in a jar at the University of Lisbon.

This once-forgotten oasis in the middle of Lisbon was first created over a century ago quite by accident.

This museum contains a vast array of puppets and marionettes from all over the world, featuring incredible works by Portuguese creators.

This little-known national museum houses over 40,000 works of art from across the world.

This now abandoned restaurant provides some of the most amazing views of Lisboa.

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

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

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

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.