The thousands of shades on display — some toxic, others impossibly rare — are a library of more than just color.

The Boston square dedicated to the dark poet who was born nearby.

Friction between grains of sand cause a curious "singing" sound.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

An eccentric inventor's castle home with its own indoor weather system.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

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

The final resting place of a suffragist author.

This old mill and former police station now present a world-class collection of Orthodox iconography.

In a town that's had a whole lot of giant chairs this one still stands tall, just not the tallest.

The 1920s child prodigy author was last seen here at her Brookline home before vanishing at age 25.

On top of Gibbet Hill lie the ruins of a lavish turn-of-the-century estate that never quite came to be.

This 50-foot rock formation looked like a face that was once believed to be that of a Native American chief.

This wooly sculpture supposedly marks the birthplace of a famous nursery rhyme, or not.

This donated headstone marks the grave of a pair of elderly women who were mysteriously murdered.

A pair of 7-foot legs belonging to the military man of the Mayflower stand jauntily by the side of the road.

A rock outcropping left by a glacier that made itself useful throughout the centuries.

Monument on the spot where in 1778, Bathsheba Spooner had her husband Joshua killed and dumped down his own well.

This unassuming Massachusetts residence was built with a trap door to hide escapees on the Underground Railroad.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

A unique columnar residence built in the 19th century.

Surrounded by lonely toys, this Massachusetts gravestone marks the final resting place of six children who were murdered by poverty.