The Blue Mountains are enrolled to World Heritage in Australia. The Three Sisters is the Blue Mountains’ most spectacular landmark. Located at Echo Point Katoomba, around 2.5 kilometres from the Great Western Highway, this iconic visitor attraction is experienced by millions of people each year. The Three Sisters is essentially an unusual rock formation representing three sisters who according to Aboriginal legend were turned to stone. There are many stories at there, so which story do you trust? Enjoy the beautiful view!