A local tree surgeon has created a whimsical walk full of carved tree stumps near Scotland's Loch Lomond.

A working cattle ranch with remarkably well-preserved prehistoric petroglyphs and ancient ruins.

A cave's rare beauty held a cavernous secret hidden underground.

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.

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

When ecosystems collide in the arid Southwest.

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

Thousands of Mexican Free-Tailed Bats soar around an abandoned storm drain at sunset each summer.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

Wee (and not so wee) footprints that insects and reptiles of the Paleozoic Era left behind.

Colorado's only true geyser is hidden within the San Juan National Forest.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

This 40-room dwelling tucked within a cliff was built by the basin's prehistoric residents.

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

A stealthy Apache hideaway that became the haunting site of a mass grave.

This reclusive Hopi village in Arizona has been continuously populated longer than anywhere else in America.

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

Natural sonic phenomenon comes with a grisly legend of murder and blood.

Adobe ruins punctuate the beauty of an 800 foot canyon carved by the Canadian River.

A multi-storied adobe complex has been inhabited for more than a thousand years.

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