The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.

A curiosity-seeker's paradise set inside a three-story historic school house.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

Prehistoric animals decorate this popular outdoor park.

A local scoured more than 1,000 acres for stone to create his masterpiece.

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.

Patrick Dougherty's fantastic living tree sculptures, mind-blowing but temporary.

The home used in just a few seconds of film that came to define the setting of a hit sitcom.

One-layer pyramid in Indiana.

The chiseled jaw of this forgotten American hero still stands tall in a small Indiana town.

The only freestanding table rock formation east of the Mississippi.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

You thought Santa Claus didn't exist, but it turns out you were wrong.

Over 50 historic windmills whir away at this outdoor museum.

This volcano rises like a giant anthill from the plains below, with a road spiraling up to the rim.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

Miraculous tree that seems to sprout out of solid rock.

One of the smallest towns in the United States.

A century-old cabin off of Highway 30 touts an unusual construction material: dinosaur bones.

A small town built on an abandoned airfield has former runways as streets and a bar and grill in an old airplane hangar.

Yes, this monument is aware that it is about 20 miles away from the actual center of the United States.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

This Wild West attraction is alive with glitching automatons.