Covering these vast salt deposits are miles of thick layers of Jurassic Entrada and Navajo Sandstone that, over the years, were first weathered and eroded into many freestanding rock structures ...

Titanic sandstone canyons, carved out over 250 million years by ancient rivers, set the backdrop for Zion-Mt. Carmel Highway, a scenic park road that runs near West Temple, one of Zion's highest ...