”Your Guide to the Goldfields”. The Kalgoorlie Boulder Visitor Centre is the largest, fully accredited, not-for-profit visitor centre in the Goldfields. It is the hub and gateway for tourists and visitors to the greater outback region and the Great Western Woodlands of Western Australia. The Kalgoorlie Boulder Visitor Centre is located in the heart of Australia’s Golden Outback and is a stand-alone attraction because of the unique position within the historical Treasury Department of the Kalgoorlie Town Hall.