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Tasmania is often called one of Australia's hidden gems - 240km off the south-east corner of mainland Australia and with more than 2,000km of walking trails and 18 national parks.

Tasmania's isolation from the mainland has also helped to keep many plants, animals and birds that are rare - or even extinct elsewhere - alive.

Brandy Yanchyk discovers how the island balances the impact travellers make on its delicate environment.

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