Known as "The Dome" this is the world's largest open air geodesic dome.

The site of Neil Armstrong's first flight is marked by a full on replica of the moon landers.

3,200-square-foot mural inside Dartmouth Library depicts the history of America with images of human sacrifice, ancient gods, and other unspeakable terrors.

An artist sees trees as a medium for sculpture.

The most photographed house in Maine looks good enough to eat.

This Dutch-styled residential building was originally a cocoa company's World's Fair showpiece.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Try not to get slimed in Tribeca.

A massive rotating globe sits at the center of Babson Park.

Now home to hardy plants, these sand and gravel dunes once held back a massive prehistoric lake.

An eight-foot-long pine cone made out of 140 recycled steel shovels is an homage to Maine's state flower.

A sign marks the location of an 18th-century sawmill allegedly owned by a wizard who employed Satanic imps.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

Take in a rare, face-to-face glimpse of Lady Liberty at this tucked away Red Hook park.

The oldest still-operating tavern in the United States was once owned by a pirate.

The strikingly modern structure stands out among the brick buildings speckling the Harvard Business School's campus.

Half-scale model of a historic ship in the children's section of Provincetown Public Library.

Maine’s largest salt marsh hides old roads, drainage ditches, and the remains of a canal once cut through its grasses.

The third-tallest lighthouse in the United States stands as a reminder of Atlantic City's early days.

True to its name, this bouncy walkway may be the world’s smallest suspension bridge.

This beautiful Cape Cod beach offers dazzling views and an interesting historical footnote.

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

The oldest living cultivated fruit tree in North America.

Stumps of an Ice Age forest, visible only at low tide.