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.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

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

Narrowest house in Boston.

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

Millions of numbers carved in glass represent the tattoos forced upon victims.

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

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

This bronze sculpture was inspired by a photograph of Martin Luther King Jr. and his wife embracing after he won the Nobel Peace Prize.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

A human attendant once directed car traffic from this structure before automated stoplights.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

A portrait of the Charter Oak hangs in a frame made from the Charter Oak.

This Connecticut chapel is a starkly modern, and surprisingly colorful, architectural rebel.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

This tribute to the founding father of the American dictionary originally contained a spelling error.

With a history stretching back to the 16th century, this pub has a few stories to tell.

Murals of the wild parties once held on the frozen River Thames.

A beautiful bronze statue of the greatest fossil hunter of the 19th century.

On a tiny island in northwestern Norway, one of the country's few remaining original stave churches.

An Iron Age hill fort turned scenic nature park.

Inspired by Thomas Stothard's painting of the "Journey to Canterbury," albeit with Canterbury natives.