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Sloth Dung: Hints Of The Ice Age Past Dropped In A West Texas Cave

Local Audio Posts 11

Limestone mesas dominate the foreground, the pale strata angling skyward above what, even by West Texas standards, is a rough dirt road. Above the mesas, higher still, is the Sierra Vieja, red mountains, molten in appearance though the volcanic eruptions that laid them ended 30 million years ago.