This museum remembers the tough Mormon trek across America through an intriguing array of artifacts.

Covering 37 subterranean acres, this Armillaria gallic is a famous fungus with its own festival.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

The honor of highest point in Michigan was almost given to the wrong peak before this mountain won out by 11 inches.

This red lake 4,000 meters above sea level is home to rare flamingos.

On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.

Thousands of fossilized footprints speckle this Bolivian national park.

Mysterious Incan ruins on a tiny island in Lake Titicaca.

Astronomical observatory above Lake Titicaca.

Bolivia's needle-like rock formations.

A valley of unique erosion patterns lends to a view like nothing on Earth.

A seemingly endless landscape of pure salt stretches far across Bolivia.

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

A paradisical gorge with rapids, waterfalls, and wildlife whose raw beauty is the stuff of CGI movies.

This small oxbow lake has rare giant river otters and some Seussian-sounding birds.

A pretty park of over 1,600 olive trees that grew from just three saplings brought over from Spain.

These delicate ruins need more tourists to keep them from fading away.

An Archaeological Wonder of Peru, and the largest stone ruin site in the New World.

A jungle cave in Peru of unknown depths, otherworldly sounds, and strange nocturnal birds that navigate by echolocation.

A mysterious pre-Incan ruin believed to have miraculous healing powers.

The world's fifth tallest waterfall is a spectacular silver chute of water that cuts through the cloud forest in northern Peru.

These giant mummies are set ominously into a Peruvian cliffside and topped with real human skulls.

These steeply terraced ruins are a stop along the Inca Trail to Machu Picchu.

With nearly double the depth of the Grand Canyon, this Peruvian canyon is one of the deepest in the world.