A luxury hotel constructed out of a former jail.

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

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

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

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

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

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

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

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

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.

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

One of the now-less-hidden floral gems of the "Emerald Necklace."

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

Down the road from where the Wright brothers lifted off is another flight tribute practically hidden from sight in the woods.

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

An out-of-the-way wildlife haven with a rich and storied past of harboring thousands of fugitive slaves, or "Maroons" during the mid 1800s.

The Cadillac Ranch for monster truck aficionados.

An alternate history park where the Union Army loses the war... to dinosaurs.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

A quintet of history museums make this Virginia graveyard as much a resting place for funereal history as it is for people.

A "hospital" where people went to be quarantined, die, and be buried in the yard.

The final resting place of a controversial man who was instrumental in plucking the banjo from obscurity.

A home built with marble tombstones from the graves of 2,200 Union soldiers buried in a Virginia cemetery.

A museum in the heart of Virginia peanut country devoted to the humble goober.