Canyons, ravines, gullies, buttes, mesas, hoodoos and other such geologic forms are common in badlands. It covers , containing grassland and geological formations of hoodoos, colored clay and sandstone-capped spires. Notable canyon formations include caves and hoodoos. This erosion exposed delicate and colorful pinnacles called hoodoos that are up to high. The Paiute in the area developed a mythology surrounding the hoodoos (pinnacles) in Bryce Canyon. Within the canyon are rock formations, giant boulders, and "hoodoos". Over 26 canyons have been inventoried for arches and hoodoos. However this region has more multi-colored sandstone deposits, strange hoodoos, petrified wood, and dinosaur bones. The road continues through the rolling hills and wind-carved hoodoos of the badlands. Bryce Canyon has one of the highest concentrations of hoodoos of any place on Earth. The hoodoos at Bryce Canyon experience more than 200 freeze-thaw cycles each year. The caps of many of the all-gray hoodoos in the Bisti/De-Na-Zin wilderness are limestone. Several of the hoodoos have evocative names, including Anvil Rock, Camel Rock, and Table Rock. Minerals deposited within different rock types cause hoodoos to have different colors throughout their height. They believed that hoodoos were the Legend People whom the trickster Coyote turned to stone.