The geology, soils, and unique micro-habitats of El Morro enrich this scenic and historic site. The geological formations that create "the wall" are far more ancient than the inscriptions and wildlife found here now.
The Pool
The pool at El Morro has been drawing people to its banks for centuries. 
Geologic Features
The geology of El Morro is a key part to the story. 
Biological Soil Crust
Biological soil crusts are a unique and fragile resource. 
Tinajas
Ephemeral pools of water in the bedrock create microhabitats during the rainy summer months. | |
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Last updated: May 6, 2025