8. The Prehistoric Microfossil Treasury
Layers of microfossils and sediments maintain an amazing record of Earth's past within Uyuni's salt crust.These little remnants of extinct species offer vital details on tens of thousands of years' worth of environmental conditions and climatic change.Discovering many types of diatoms and other microbes that formerly lived in the prehistoric lake, scientists have gained understanding of how life evolved to fit evolving environmental conditions.New findings regarding Earth's past and the evolution of life in hostile surroundings are still coming from this geological storehouse.