The curious underground history of keeping Paris clean.

A network of underground water channels that dates back to the Middle Ages.

Tragedy on Little Brewster Island memorialized.

Like stepping into a spooky fairy-tale, this shop carries the dark ideas of artists and other makers.

This historic graveyard monument is dedicated to a tragic victim of witch trial hysteria.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

Try a classic Necco candy bar being resurrected in a small suburban shop.

Inside this museum, the history of the Walt Disney Family empire is on full display.

This quirky little private museum is home to more than a thousand stones, carved by nature, that resemble human faces.

Once the main gateway to Tokyo, sneaking through this checkpoint was a capital offense in feudal times.

It is said that coins washed in the waters here will miraculously multiply.

The cutest shrine in Kyoto is dedicated to bunnies.

A more than 260-year-old crypt built on Boston's oldest English burial ground.

Millions of numbers carved in glass represent the tattoos forced upon victims.

These whimsical works of art tell the story of the city's past and present.

A beautiful Victorian-era cemetery, complete with a miniature village.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

Massachusetts memorial to murder victim Elizabeth Short near the spot where she was born.

This piece of peacetime naval wreckage memorializes the tragic sinking of the USS Maine--an event which sparked the Spanish-American war.

A museum dedicated exclusively to the lore and history of ouija boards.

The headquarters in Salem doubles as an occult art gallery.

A collection of full-size movie monsters opened to the public.

The lecture hall where Alexander Graham Bell first demonstrated the long-distance phone call.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."