The Shut-ins brown, pink, and purple porphyritic rhyolites generally face south, providing plenty of sun during a fall day. Rhyolite deposited over the area as ancient eruptions sent volcanic debris down the mountainous area of the time. Slowly, the landscape again exposed the igneous rock as a result of plate tectonics, general uplift of the Ozark Plateau, and weather. Now, many smooth facets of fractured rock provide perfect traditional leads and top roped climbs. For some bouldering is unavoidable.
From Hwy 21, follow Hwy N to the state park entrance, then head to the park office. next, go down stream to the cliffs and find a good warm-up.