Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

A vast collection of rare books, manuscripts & extraordinary objects illustrating the history of medicine.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

Impossibly life-like natural history models created out of glass by a father and son.

Three prestigious academic collections come together to create a world-class natural history museum.

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

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

The body of St. John Neumann and his collection of hundreds of relics, on display in a Philly church.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

With some 500,000 books across five buildings, this bookstore is a reader's paradise.

An eccentric inventor's castle home with its own indoor weather system.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

Over fifty whirling pools left by the glacial age.

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

World's first "penitentiary," meant to be humane, drove men insane.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Why have you never heard of the second most popular tourist site in New York?

An archival collection of over 2,200 case studies which includes human brain specimens and tumor specimens.

Discovered by cows, these upstate New York show caves are presented with a healthy dose of psychedelic folk art.