It is one of five Indian Boundary Prairies, a cluster of ancient landscape remnants that are regarded as a National Natural Landmark by the U.S. Department of the Interior. Indian grass ...

By chemically analysing crystals in ancient rocks, the researchers discovered that as glaciers carved through the landscape ... insights into how Earth’s natural systems are deeply interconnected.

This is why they call the tour Ancient Landscapes of South Texas ... Starr County and brought them back to his yard to create a natural barrier. He is deceased now, and she says they are trying ...