A haunting collection of the vanished and disappearing natural world.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

Museum in a swimming pool where the water still flows.

A French museum of wrought iron.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Monsters and miniatures are held in equal esteem at this wondrous museum.

This museum houses an imposing skeleton army comprised of creatures great and small.

Located in the house where Gustave Flaubert was born, this odd museum has more to do with medical grotesquery than the Western novel.

An astounding collection of taxidermy, fossils, skeletons, and even a few strange live beasts.

This fascinating museum in an old water tower holds the world's largest collection of Vodou artifacts from western and central Africa.

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

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

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

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

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.”

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

Houses are tucked between, on, and underneath giant boulders.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

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