Statue commemorating the use of ether in anesthesia.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

Painstakingly built dioramas sit unnoticed in a Boston office building.

The massive machine creates cracking displays of indoor lightning.

This impressive Boston holy house is the American mecca for Christian scientists.

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

An enormous, inside-out glass globe built in 1935.

A three-piece musical sculpture installed between the subway tracks at Kendall Station near MIT.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

In 1958, an MIT fraternity pledge laid down on this bridge and instituted a new, unique unit of measurement.

Two thousand artifacts from around the world collected by one woman who loved to travel.

This nearly endless university hallway is home to a unique sunset known as "MIThenge."

This hotel was the site of major events in sports and radio history. It was also used as a detention center during World War II.

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

Three prestigious academic collections come together to create a world-class natural history museum.

Impossibly life-like natural history models created out of glass by a father and son.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

This supermarket is suspended 25 feet above an interstate highway.