Places diseasefire Wants to Go

See massive fossils that are over 200 million years old in northeastern Arizona.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

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

Earth's greatest purely vertical drop at 4,101 feet.

The sign at the garden gate reads: “These Plants Can Kill.”

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

This giant boulder is pinched over a 1000-meter abyss by two mountains.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

An ancient capital city that dates back 3,000 years and harbors many surprises.

Named after the Goddess of Harvests, Annapurna is the deadliest member of the Eight-thousanders club.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

A harrowing trail up a mile-high mountain.

Spanning the El Chorro gorge, this pathway used to be one of the most dangerous crossings in the world.

Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

A nude beach alongside a washed-out road.

Rocky Atlantic beach home to a stunning stone arch.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

Known for the tunnel that leads visitors to the water.

An emerald-green grotto just a short trip from Austin.

A fiery crater has been burning in the Karakum Desert since 1971.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

America's smallest "national forest" has only 33 trees.

A sharp bend in a dramatic river canyon cut through red rocks.