Its buzzing collection honors vibrator history.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A psychedelic labyrinth on the San Francisco bay.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

An antiquated German apothecary on Chicago's North Side.

This museum inside Amsterdam's largest cemetery explores how people deal with death.

Canada's largest graveyard boasts a lot of noteworthy artifacts as well as its own computerized mapping service.

A British Commonwealth cemetery in the heart of Milan, with 421 allied soldiers died during World War II.

This camera store in Milan holds one of Europe’s largest collections of luxury-antique cameras.

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

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.

This poignant art installation raises awareness of violence against women.

A space dedicated to contemporary art and culture, co-chaired by fashion icon Miuccia Prada.

Just across from the "Last Supper" painting is the famous painter's vineyard, a gift received for creating the masterpiece.

Vast network of air raid tunnels beneath Lombardy's capital.

This curious building hides eclectic details like medieval gargoyles alongside naked angels and Art Nouveau mosaics.

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

Long-abandoned art nouveau baths beneath Milan's Piazza Oberdan.

One of the world’s smallest bars, just 13 square feet, is brimming with speakeasy flair.

A Milanese café entirely designed by the American director Wes Anderson.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

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

These banned cigarette vending machines now sell little pieces of pocket-sized art.