Before there were doorbells this bronze ear was installed for visitors to announce their arrival.

One man's desire to transcend art led to the construction of this outsider chapel.

The castle where the Marquis de Sade lived out his darkest fantasies.

Balconies that have a most unusual accent.

A French library that makes sure its love of books is writ large... giant in fact.

Artist Danielle Jacqui decorates nearly every inch of her home inside and out with her work.

A public park off the beaten path with a beautiful waterfall and 13th century Cistercian abbey.

The oldest stone house in Paris was built by its most famous alchemist.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

Go inside to really appreciate this 500-year-old technological masterpiece.

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

The mummified relic of St. Antoninus.

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

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

The middle finger of modernity.

The Pope’s secret escape route.

Installed in an act of one-upsmanship, the annual sundial in this church is also a symbolic victory for the Gregorian calendar.

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

Architectureal fantasy quarter of Rome.