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

This tile-work piece featuring a chicken riding in carriage is both a remarkable artistic creation and a social commentary of politics and culture in 17th-century Portugal.

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.

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

This charming candle shop has been in business since 1789.

The world's oldest bookshop still in operation.

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

A charming museum of natural history featuring dioramas and exhibits made entirely by college students.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

A blend of art, antiquities, and Americana fill this museum, surrounded by whimsical, enchanting gardens.

There's something big lurking beneath the surface of this tiny Oregon park.

Swiss vineyards in a UNESCO heritage site.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Hear the quietest sound from across the dome.

An unusual round church in London with a Templar past.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

This demon atop the Notre-Dame de Paris looks utterly bored.

The celebrated eyesore created by starry-eyed sweethearts.

This bridge was constructed from the rubble of the infamous Bastille.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

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