Arizona-Sonora Desert Museum stays open after sundown on Saturday evenings all summer long as the nocturnal creatures of The Living Desert come to life. Look for Museum Docents and Jr. Docents interpreting live animals, celestial desert skies, fluorescent minerals, animal eye shine, Sonoran Desert insects, night sounds, bats, kissing bugs, scorpions, and/or rattlesnakes. July 13 - Creatures of the Night - Want to know what creatures party in the nighttime? Here's your chance to find out! Experience live animal interpretations on grounds, spend time with our animated animals.