A house carved into a rock in the 1940s.

Dig for your own trilobites in this goldmine of invertebrates.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

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

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

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

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

Other-worldly rock formations and ancient fossils abound in this unique stretch of Nebraska badlands.

Miraculous tree that seems to sprout out of solid rock.

The first declared National Monument in the United States.

Gleaming self-built castle towers made from beer cans and inspired by "Vitamin Mary Jane."

This staircase full of Mayan hieroglyphics is perhaps the largest single text in the world.

A full-size replica of this well-preserved temple lets you take a walk through the Mayan age.

A collection of heirloom roses tucked in a spectacularly beautiful botanical garden on Lake Atitlan.

One of the world’s most colorful cemeteries, where each pigment is symbolic.

An enormous, 30-story-deep hole in the middle of Guatemala City.

This orchid sanctuary protects countless varieties of the flower, from the huge to the microscopic.

Volcanically heated hot springs.

The largest source of fossilized insects anywhere.

This super steep hike ascends 2,000 feet in less than a mile.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

The childhood home of Henry Jones Jr. is now an adventure-themed bed and breakfast.

This naturally-sourced hot spring is now home to a clothing-optional resort.

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.