Tasmania's Port Arthur penal settlement is one of eleven UNESCO World Heritage listed Australian Convict Sites.

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Australian Convict Sites is a World Heritage property consisting of 11 remnant penal sites originally built within the British Empire during the 18th and 19th centuries on fertile Australian coastal strips at Sydney, Tasmania, Norfolk Island, and Fremantle; now representing "...the best surviving examples of large scale convict transportation and the colonial expansion of European powers through the presence and labour of convicts."

Source: Wikipedia

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