Mysterious library of an infamous financier and spiritual seeker.

This park contains one of the largest concentrations of cedar glades, a unique and rare ecosystem.

This limestone outcropping was once a ceremonial site for ancient Native Americans.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

Woven tree art gives this towering Australian woodland a touch of mystical whimsy.

A volcanic tunnel illuminated by natural skylights offers a shaded respite from the desert sun.

A hugely vast Irish landscape of barren rock that stretches for miles.

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

The scant remains of an expansive indigenous civilization can be seen at this Arkansas state park.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

This cave was hidden for thousands of years, storing the worldly goods of ancient Native Americans.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

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

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

Legends surround this jagged rock formation in the New Mexico desert.

World's oldest operating science fiction and fantasy club, once home to Ray Bradbury and L. Ron Hubbard.

This Los Angeles animation studio is keeping the wonder of stop motion puppetry alive.

Gift shop offering toe tags and chalk body beach towels tucked into a coroner's office.