There is an unusual rock formation in the Blue Mountains, New South Wales, Australia, on the north escarpment of the Jamison Valley. The three rocks stand close to the town of Katoomba and are one of the Blue Mountains’ best known sites, each towering above 900 meter (nearly 3000 foot) -heights. These three rocks, known as “the Three Sisters” seem to capture the sunlight and remain full of colors throughout the day. Even at night time, they look golden against the backdrop of the dark sky.

This episode is also available as a blog post: http://martinifisher.com/2021/10/18/sisters-and-the-stones/