Bizarre lunar-like landscape with thousands of large stone "hoodoos."

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

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

A sprawling collection of over 106,000 toys from around the world.

These aggressively sustainable art homes look like something out of 1970's science fiction.

A museum devoted entirely to the rattlesnakes and snake-related art.

Explore 10 acres of environmental sculptures.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

A regular looking rock with an unbelievable history.

An urban laboratory.

America's only nuclear missile silo open to the public.

The biggest solar telescope in the world helps reveal the secrets of our sun.

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