Home to some of the most passionate RVers in the world, Arizona is the epicenter of Southwestern outdoor adventure. Mountain lions, raptors and rattlesnakes also call this state home and thrive in the dry desert climate. Arizona in the spring is a special time where the land is bursting with colorful wildflowers and cactus blooms. Tourists flock here to explore the Grand Canyon, Sedona and to catch a glimpse of those gorgeous Arizona sunsets over the desert.