Tourists are trekking to Wittenoom in the Pilbara region of Western Australia despite ominous health warnings Asbestos was mined at Wittenoom from 1943 until 1966 when it became unprofitable for the operator, CSR The town was taken off maps and road signs removed because of the fatally-high levels of asbestos in the air Families and groups of friends are pictured in the former asbestos mining town skylarking and camping out 'Extreme tourists' are seen posing for photographs in front of a run-down cafe, abandoned houses and cars