Ecosystems

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

Exploring the wilder, more passionate sibling of Erg Chebbi feels like discovering a secret sun-kissed planet from another galaxy.

Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.

Hidden in a grotto 26 feet below Nottingham's oldest hotel, this stylish subterranean drinking den is notoriously hard to find.

A hidden tunnel leads to a medieval queen's shrine buried beneath a parking lot.

Driftwood dinosaurs lurk within trees covered in a rainbow array of avian abodes.

This Canadian hunting lodge is a long way from home.

The home of half the world's population of critically endangered mountain gorillas.

Suffocating dogs was a common spectacle in the fumes of this noxious cave.

A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

A little-visited waterfall in an otherworldly landscape.

A sprawling ancient Jewish cemetery with over 30 rock-hewn burial caves.

An unusual sand beach in the middle of a forest.

Take a hidden path to the mouth of the cave to watch millions of bats swarm at sunset.

The only Florida state park with publicly accessible caves.