Touching this little fossil embedded in the wall of a grand mosque-cathedral may make your wishes come true.

This medieval synagogue survived the Inquisition as a hospital and church.

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

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

Order cookies baked by cloistered nuns in a 400-year-old monastery.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

A must for film lovers in Madrid and home to the Spanish Film Library's projection space.

A statue commemorating a beloved stray dog who was adopted by the entire neighborhood where he lived.

Commonly acknowledged as the only public monument to the Devil himself.

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

A home for Spain's version of the Tooth Fairy, hidden in an old gas company register.

An automaton perched above an classic clock and watch store

This piece of early engineering is rather unknown despite its location in the heart of Madrid.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.

The world's largest bicycle shelter can hold more than 12,500 two-wheelers.

A museum dedicated to the centuries-old cave dwellings that housed marginalized communities on the outskirts of the former capital of Muslim Spain.

Spain's largest bullring offers a unique glimpse at architecture and history.

The world's largest wooden structure.

The Estatua de la Libertad stands discretely on an obscure tangent path in Barrancas de Belgrano.

You have to know where to look in this rather ordinary-looking square to find hints of its past as a dissidents' cemetery.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

The narrowest house in Buenos Aires is less than 10 feet wide.

The house of a former Argentinian president stands protected within a large glass case.