Ancient pueblos built into the base of a natural canyon wall.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

Bootleggers ran booze beneath this building before (and after) Route 66 appeared beside it.

One of the largest, oldest, darkest, quietest motel rooms in the world.

A secret fresh water spring for animals and humans alike hidden along the most famous road in the United States.

This golf ball–shaped former desert real estate office now houses a UFO museum.

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

Making Ice Cream Hip Since 2008.

The famous blue house from the classic horror film "Halloween" is now a local landmark.

Shop selling 500 flavors of soda has something for everyone.

An L.A. traffic island where the faces of locals have been carved into massive granite eggs.

Cursed swimming pool left abandoned is now a favorite of filmmakers and ghost hunters.

The freeway that never was.

Lucha Libre (Mexican Wrestling) themed taco shop.