This historic patch of real estate offers a glimpse of colonial Boston.

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

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

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

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

The first "applecore" style lighthouse in Nova Scotia.

There’s a hidden military meme engraved on the World War II Memorial.

This plaque is dedicated to one-half of the Magliozzi brothers and their hit radio show, 'Car Talk.'

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

One of the last remaining movie theatres in the country that features a rear-projection system.

Eat first, shop later at this eatery within an Asian grocer.

This unassuming stone commemorates a condiment factory gone up in smoke.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

This large copper bolt represents the benchmark for measuring sea levels in most of Europe.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

Its unique collection details the history of the state's svelte railroads.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

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

An incarceration museum on the spot of possibly the oldest prison in England.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Famously misunderstood wonder of the ancient world