Tasmanian whiskey: On a top-shelf mission

By Geoff Hiscock, for CNNUpdated 5th March 2014
Some of the world's finest single malt is distilled in the garage of the Overeem family's Hobart home.
Some of the world's finest single malt is distilled in the garage of the Overeem family's Hobart home.
Courtesy Overeem Whisky Pty Ltd
 Near Burnie, Tasmania, Hellyers Road is Australia's biggest distillery.
Near Burnie, Tasmania, Hellyers Road is Australia's biggest distillery.
Courtesy Rob Burnett Images
On the fringe of the Tasman National Park, William McHenry's small operation is about quality, not quantity.
On the fringe of the Tasman National Park, William McHenry's small operation is about quality, not quantity.
Courtesy Peter Jarvis