Kata Tjuṯa, also known as The Olgas and officially gazetted as Kata Tjuta/ Mount Olga, is a group of large, domed rock formations or bornhardts located about 360 km southwest of Alice Springs, in the southern part of the Northern Territory, central Australia. Uluṟu/ Ayers Rock, located 25 km to the east, and Kata Tjuṯa/ The Olgas form the two major landmarks within the Uluṟu-Kata Tjuṯa National Park.