The cache is not at the posted location.
Come for a night or come for a week. If you can catch a sunrise over Lake Lefroy then you will be greeted with a stunning display. There is 48 hour stopping in Kambalda West too.
Complete the following jigsaw puzzle, and you will be given the coordinates for the cache.

Lake Lefroy Sunrise
Huge thanks to LightningGEL for maintaining this cache.