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

Its history includes dinosaur fossils, cattle rustlers, Georgia O'Keeffe, and a mythical giant rattlesnake named Vivaron.

Is this 47.7-mile stretch of highway the longest straight road in the United States?

This winding road of 318 curves is a must-visit for (careful) motorcycle and sports car enthusiasts.

This rural community has attracted both scientists and techno-refugees due to its federally-mandated lack of technology.

The world's largest fully steerable radio telescope.

A monument to the center of the North American continent may be off by a few miles.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

Lines from a walking song are etched into a rock in Natural Bridge State Park.

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

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

A bronze monument to the infamous radio broadcast in the real New Jersey town where the fictional Martians crash-landed.

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

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

Around 100 sculptures from artists all over the world decorate the hiking trails surrounding this locale.

This candy-striped tower is the farthest east you can go in the United States.

Pluto is still considered a planet in Ithaca, New York.

Locals call this magical moss-covered walkway the "Emerald Path."

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

A grandiose title could not save this mercantile community from obscurity.

Home to some of Indiana's last bison herds.

The center of the only hemisphere that awards visitors with a commemorative coin.

The city of Rockford, Illinois is symbolically protected by a quartet of fittingly stony sentinels.