The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

The world's largest piece of copyrighted artwork.

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

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.

Harry Houdini plunged into the Charles River and performed one of his escape acts here in 1908.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

Narrowest house in Boston.

The site of Paul Revere's historic two lantern warning.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

Created by a local artist, these quirky sculptures each have their own names and personalities.

Dedicated to a colonial woman who was hanged for being a Quaker.

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

These powerful, if squat, Canadian waterfalls flow in different directions depending on the time of day.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

This once-forgotten African American cultural hub was an important stop on the Underground Railroad.

The only remaining historic maritime signal station in the United States.

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

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

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

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

An attractive free-plunge waterfall outside Bend in the Deschutes National Forest.

A sprawling cave network created by a lone lava tube.

The southernmost outpost of the Russian Empire in colonial America.