An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

These enormous, stern-faced statues greet visitors with lanterns, and sometimes costumes.

An abstract monument to a symphonic composer.

A colossal sculptural lion built by the same man who designed the Statue of Liberty.

A long abandoned hospital building on the outskirts of NYC.

A self-made museum in Queens, New York continues to display the work of a sculptor known for paving his own way.

A serene plaza that commemorates one of the Granite State's most iconic figures.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

Baroque celebration of the end of the Great Plague of Vienna.

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.

Eclectic collections, artwork, and some feline friends fill the writer's former home.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

Over fifty whirling pools left by the glacial age.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

This tribute to the founding father of the American dictionary originally contained a spelling error.

The US Navy's only submarine museum is also home to the world's first nuclear submarine.

The oldest place in Hartford is a cemetery with thousands of bodies stacked beneath the grass.

This small-town pizzeria won the Hollywood lottery.

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

The world's largest public collection of PEZ memorabilia.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.