After millennia of erosion by sand and churning water this Brazilian valley now looks like a lunar fantasy.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

Elaborate tile work in this railway station tells the story of Portugal.

An early work of the architect Álvaro Siza Vieira, these swimming pools blend into the beach.

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

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

The stunning interior of this Gothic church is covered in ornate gold details.

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

The world's oldest bookshop still in operation.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

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

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

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

A bit of retro transportation flair preserved in the world's largest department store.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

An eerie collection of the surviving structures from a past celebration of the future.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

One of only two commuter aerial tramways in the United States.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.