The facade of this 16th-century building is decorated with carvings of 300 seashells.

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

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

No one really knows how these old hobby horses got here, but the herd keeps growing.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

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

This former Baroque palace on the historic Calle Montcada is a rare architectural gem and was once the meeting place of an aristocratic scholarly society.

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

Among the oldest structures in Madrid, these Moorish walls once guarded the medieval city of Mayrit.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.