Indigenous Australian art has a history which covers more than 30,000 years, and a wide range of native traditions and styles. These have been studied in recent decades and their complexity has gained increased international recognition. Aboriginal Art covers a wide variety of media, including sandpainting, painting on leaves, wood carving, rock carving, sculpture, and ceremonial clothing, as well as artistic embellishments found on weaponry and also tools. Art is one of the key rituals of Aboriginal culture. It was and still is, used to mark territory, record history, and tell stories about "The Dreaming".