This hidden garden boasts amazing views of Lyon.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

Lyon's miniature version of the Eiffel Tower was built as a statement in support of French secularism.

Hundreds of hidden passageways weave through the old quarters of Lyon.

This abandoned church in central Lyon is missing its front stairs.

Lyon's "Wall of the Silk Weavers" is one of the largest murals in Europe.

In the 1940s, Italian architect Mario Cavallè built a dozen of these round homes in northern Milan.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

This grisly effigy displays an early Christian martyr who was skinned alive and beheaded.

A brutalist gem towering over the heart of Milan.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

This poignant art installation raises awareness of violence against women.

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

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

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

One of the tallest bell towers in Italy plays a particular melody at just two times each day.

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

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

Stare out over the lagoon and beyond from this 10th-century campanile on the island where the city of Venice began.

This deconsecrated church has seen many uses, from a tobacco storehouse to a cinema.

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