The Ritz-Carlton, Dove Mountain, 15000 N. Secret Springs Drive, Marana. See the resort lobby’s life-size, sugary sweet, giant edible cactus garden created with vibrant and flavorful fondant by a team of ten Ritz-Carlton culinarians, collaborating in sweet tribute to the inspiring flora and fauna of the Dove Mountain region. Open 24 hours. Dec. 27. Free. 572-3401.http://www.ritzcarlton.com.