This unassuming bookstore in the heart of Madrid is one of the oldest in Spain.

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

This historic fountain is a favorite neighborhood meeting point.

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

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

This little sun pays homage to a massive gate that once stood at this location.

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

This sculpture pays homage to the street sweepers of Madrid since its inauguration in 2001 in Plaza Jacinto Benavente.

Along the pavement of this neighborhood in Madrid are quotes from famous authors.

A Byzantine-era church hidden in a wooded area below the Acropolis.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

This ancient market is often referred to as the oldest shopping mall in the world.

Rome’s legendary peephole vista is also a former Crusader stronghold.

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

This enormous gold Buddha statue was hidden inside a stucco decoy for centuries.

This medieval city gate is now a blend of the past and the modern world.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

On stormy days debris from this unfinished and abandoned skyscraper rains down on the Bangkok streets.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

The yawning maw of this pagan visage is said to bite off the hands of liars.

This curious, round temple is the oldest still-standing marble building in Rome.

The Lobotesis family has been baking some of the best savory pies in Athens since 1910.

This abandoned shopping arcade has new life as an art installation.