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.

The highest point in New Jersey is marked by a massive, if simply named, obelisk.

The resting place of a Civil War celebrity's amputated limb.

Built by the patriotic residents of Boonsboro in a single day.

One of the only memorials dedicated to journalists who died in combat.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

The highest point in Delaware is located under a trailer so this marker across the street will have to do.

WWII-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers. .

Step inside Lucy, the world's largest "elephant."

What began as an art installation is now the private drinkhaüs for a brewery's employees.

This might just be the TARDIS of bookstores.

Public outcry led to this bridge's unique character which celebrates a giant frog battle and also sewing.

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

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

This small-town pizzeria won the Hollywood lottery.