The South African dialect's complex history is immortalized in stone, in one of the world's only monuments dedicated to a language.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

A Texas cave network is home to some of the world's most spectacular-looking and bizarrely named mineral formations.

Eastern zen meets Western grit in these four little trees growing out of a rock on Lake Tahoe’s Nevada shore.

Bits and pieces from the ill-fated Donner Party's winter cabins.

Acres of natural wonders left behind by a socialite-turned-gardener.

Pre-Incan aqueduct amidst a stone forest in Peru.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

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

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

A remarkable geological formation resembling a forest made of stone.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

An unexpected desert oasis in South America.

This scalding hot river was thought to be a myth until one geoscientist made it his quest to study the mystical waters.

One of the world's tallest waterfalls wasn't revealed to the world at large until 2006.

The reason for the strange contortions in the trunks of these "drunken" pine trees in Russia is still a mystery.

This mining town boomed in the Atomic Age when uranium was gold, only to be abandoned when the industry collapsed.

A few dilapidated structures are all that remain of this deserted former silver mining town.

A hidden gem of a saloon in the middle of a ghost town.