hydrologic holes


How Do These Holes Happen?

I hadn’t expected anything like this when we hiked to one of the highlights recommended in Big Bend National Park.  Tinaja is Spanish for pond, so I’d assumed oasis which would naturally be a big draw in arid Big Bend.  The formations were even cooler though, especially when a fox trotted into the canyon and left a deposit in my path.  (Apparently he was delivering a message: get outta my yard!) On seeing the tinajas, the holes’ symmetry made me wonder if people had somehow bored them.  But who would have taken so much trouble, and why? A month later […]