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

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.

One of New Jersey's oldest surviving buildings still bears the mark of our former British overlords.

The way these carnivorous dinosaurs are posed is an homage to a classic work of paleoart.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

Yo, Adrian!

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

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

This elaborate towering structure was once famed for its revolutionary height.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Alexander Hamilton’s creation caused quite a bit of controversy.

The first partially complete dinosaur skeleton was discovered here, forever changing the world's view of the ruling reptiles.