A popular winter vacation destination for migrating monarch butterflies.

This ominously named New Jersey street seems to be attracting over-the-top legends of its own making.

A field of nothing but boulders which resembles a giant's gravel driveway.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

The remains of the dam that unleashed a 15-foot wall of water on Denver.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The same security that protects our nukes accidentally protected a gentle herd of antelope.

A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

A massive volcanic plug is now a protected area that hosts a number of bird species.

Quite simply the largest tree in the world (by volume).

Thousands of turbines whir at at the origin of North American wind power.

A hotel and restaurant serving as the mecca of kitsch.

An alley covered with 20 years of bubble gum.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

The first declared National Monument in the United States.