Around 900 years ago, a volcano – which has come to be called Sunset Crater – erupted and transformed the encircling area. Geologic features like cinders, lava rock and lava flow compose this ...

Spring break is right around the corner for most Arizona students. If you don't have any travel ... Spend a day in nature at Walnut Canyon, Wupatki and Sunset Crater National Monuments. If you're ...