It is the world’s largest monolith rising almost 1,000 feet above the desert floor with a circumference of almost 26,250 feet. It is considered one of the great wonders of the world and is located in Kata Tjuta National Park which is owned and run by local Aboriginals. Depending on the time of day and the atmospheric conditions the rock can dramatically change color, anything from blue to glowing red ! Many avid photographers set up for days and record the many changing colors of Uluru. Some believe that there is a light source emanating at various times of the year.