Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

Yo, Adrian!

World's first "penitentiary," meant to be humane, drove men insane.

A layered tribute to the work of mosaicist Isaiah Zagar.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Shelves covered in dozens of coffee bean varieties fill this North End institution.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

A museum dedicated to exhibiting remarkable outsider art.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

A monumental statue of RCA's mascot now sits atop a historical society roof after a life of moving around.

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

A hidden alley in urban Baltimore is a haven for graffiti artists.

This free, take-a-book shop seems like a trick but isn't.