"Just erosion": A walk in Bisti/De-Na-Zin

Strolling 75 million years back in time

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“Geologically speaking, Bisti really is not all that interesting,” my friend, a geologist, explained to me as we entered the Bisti/De-Na-Zin Wilderness in northwestern New Mexico. “It’s just erosion.”

“Huh?” I reply, preparing a snide retort about sci…