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

This "volcanic all-day restaurant" is right on the beach.

An intricate network of underground tombs carved into volcanic rock.

Home to a giant switchblade and one of the world's largest collections of pocket knives, this museum is a cut above the rest.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

Mountain where Jesus was first tempted by the Devil.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

The studio of Catalonia's most famous theatrical designer remains exactly as he left it.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

Legend says this mysterious stone head belongs to a woman who was petrified by an alchemist.

The middle finger of modernity.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

A retro walk through the history of the tube.

One of Antoni Gaudí's least-visited works, an homage to Catalan patrimony that mixes neo-Gothic with Modernista forms.

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

This cafe offers a curated collection of treats and tipples made by monks and nuns.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

This cemetery features modernist statues as strange as its name.

This semi-secret storybook hedge maze is also the oldest garden in the city.

A beautiful but toxic fountain of mercury.