Now a public art piece, this curious metal feature originally advertised a tinsmith's services.

Legends say this red sandstone monolith and the dozens of smaller boulders that surround it were once a coven of witches—before a Scottish wizard turned them all to stone.

The haunting cadaver tomb of a famous French poet, playwright, and filmmaker.

This one-of-a-kind Roman arch is not actually dedicated to the god Janus.

Stretching for 22 miles, the world's longest tree-lined avenue dates back to the early 17th-century.

Stroll past dozens of intricately-detailed scale replicas of buildings from all over Czechia.

The 19th-century home of Count and Countess von Hallwyl is now a museum.

This small glass cube is a peaceful out-of-the-way sanctuary at the busy airport.

One woman’s obsession gave birth to this lovely oddity at the Boston Public Library.

The oldest working bell set in North America, the bells at Old North Church sat silent for their first four years in Massachusetts.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

From bench to vandalism to art, this silly prank seat was funny enough to become permanent.

This landmark cemetery in Boston was created more than 300 years ago.

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

To find the "unicorns of the deep" you've got to go downstairs.

Rifle through images of skyscrapers, Worlds Fairs, and more in the largest public postcard repository in America.

The 606 is a decade in the making.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

The plants form a living library and laboratory for researchers and students at Michigan State University.

This log cabin gallery is one man's gnarly, hand-carved tribute to his favorite trees.

A lavender labyrinth so large it’s visible on Google Earth.