A monument marks the beginning of the longest north-south road in the United States.

The only town in the world with two exclamation points in its name.

An unrecognized nation-state created in the 1820s to avoid taxes.

The former site of the world's largest paper mill is now a museum preserving the heritage of Canada's pulp and paper industries.

Little remains of the once flourishing Asbestos' asbestos mine.

A scenic overlook of a pit mine hundreds of meters deep filled with blue water.

Train tunnel running underneath Quebec City.

This former prison now houses a lovely library devoted to Quebec's oft-maligned English-speaking history.

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

Experience the magic (and science) of a camera with this giant structure that allows you to enter inside the camera.

The highest tides in the world come in and out here twice a day, allowing you to essentially walk along the ocean floor.

Dedicated to the neverending mathematical constant, this plaque next to a park bench was sponsored by an anonymous benefactor.

A luxury hotel constructed out of a former jail.

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

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

This area was once known for being a lawless haven for rough-and-tumble sailors, earning the maritime-themed nickname "the black sea."

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

Painstakingly built dioramas sit unnoticed in a Boston office building.

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

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

From bench to vandalism to art, this silly prank seat was funny enough to become permanent.

This ambitious father and son team reigned supreme over the North End, and witches, for many years.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.