The Grand Staircase is an immense sequence of sedimentary rock layers that stretches south from Bryce Canyon National Park and Grand Staircase–Escalante National Monument, through Zion National Park,
View from Utah Highway 12 of Grand Staircase–Escalante National Monument
The Grand Staircase. Red dots from left to right: Pink Cliffs, Grey Cliffs, White Cliffs, Vermilion Cliffs, Chocolate Cliffs (NPS image)
Fossilized skeleton (partial) of a young hadrosaur displayed at the Grand Staircase–Escalante National Monument Click image for display placard text
The exposed geology of the Bryce Canyon area in Utah shows a record of deposition that covers the last part of the Cretaceous Period and the first half of the Cenozoic era in that part of North Americ
Grand Staircase
…Formations in the Grand Staircase starting with the youngest (uppermost) rocks: Claron Formation Kaiparowits Formation…
Paria View overlooks an intermittent stream flowing toward the Paria River, some 8 miles (13 km) to the east. About 2 miles (3 km) away is the Paunsaugunt Fault; a normal fault along which the Paria River valley is subsiding on one side while the Paunsaugunt Plateau rises on the other. The pink-colored cliffs, alcoves and amphitheaters along the eroding eastern face of the plateau expose the approximately 50-million-year-old Claron Formation.
Hoodoos in Claron Formation, Bryce Canyon