Part 6/9:
Reaching a vantage point provided not only a breathtaking view but also an opportunity to explain the lifelessness of the Gray Hills. Below lay the MOs Shale layer—an intriguing formation originating from a time when an interior seaway bisected North America. Geological processes resulted in varied deposits of sand, silt, and clay, creating a unique dichotomy: the sandy areas were hospitable to life, while the adjacent clay formations turned into infertile beds for vegetation.