This shop filled with oddities and knick-knacks is named for a 19th-century charlatan.

A medieval fresco which reminds visitors that death will come for us all.

Monumental paintings, discovered in a Mexican cathedral in 1957, depict the deaths of some friars in Japan.

This amazing 15th-century mural remained hidden in plain sight for centuries.

This icon of the Atomic Age now lays dormant.

This restaurant offers a side of antiques, curios, and a bathroom chock full of owls.

Lived-in building, bedecked with an astonishing array of mirror mosaics.

A quirky house created entirely out of glass bottles combines a collector's spirit with an artist's flair.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

Fifty years after a “blast blasted blubber beyond all believable bounds,” this idyllic natural area commemorates the carnage.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Each winter this underground cave forms a dazzling ice palace.

A Victorian-style home known as the “Castle on the Hill.”

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

Two gems of Beaux Arts architecture that have been sitting vacant for years.

This university transit system is a 1970's vision of the future.

The god of wine stares out at passersby on this busy Pittsburgh thoroughfare.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

A unique workspace where offices reside on pirate ships and inside gingerbread houses.

This picturesque stream was up until recently the site of a ten story mountain of slag and sewage.

Despite being stolen multiple times, this civic electrician's street corner Snoopy won't be stopped.

This eccentric mansion museum holds a impressive collection of rare and automatic instruments.

Home of mutant livestock.