Staircase to the Moon Australia Western Australia Broome Staircase to the Moon Australia Western Australia Broome Staircase to the Moon - This natural phenomenon occurs when the full moon rises over the exposed mudflats at extremely low tide, creating the optical illusion of a staircase reaching to the moon. Staircase to the moon occurs from March to October along the North West Coast and the best viewing spots are at Hearson Cove, Karratha and Roebuck Bay, Broome. Staircase markets are held at Town Beach, Broome where you can sample local fare, purchase crafts and delight in the talented entertainers. See your local visitor centre for more details.