A dust cloud rises from a British nuclear bomb test on September 14, 1952 in Maralinga, Australia.

Australia is still dealing with the legacy of the UK's nuclear bomb tests, 65 years on

Updated 0016 GMT (0816 HKT) October 15, 2018

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(CNN)Yami Lester was 12 years old when the black mist came to Walatinna.

Early on the morning of October 15, 1953, Lester heard a "big bang" in the distance. This was followed by a dark, ominous-looking cloud which drifted low over the ground like a slow-moving dust storm, bringing with it an unpleasant smell.
A tiny speck in the vast South Australian outback, the area around Walatinna was regarded as "depressingly inhospitable to Europeans" by early colonizers, few of whom settled there. But Indigenous people had a long history in the region, including Lester's tribe.
As the dark cloud settled over th