A good question.
A local answer.

Mount Field National Park is a practical choice for a dedicated day. Start at the visitor centre and Russell Falls, then add another short walk only if time and conditions suit. Check the Tasmania Parks alerts, park-pass requirement and road conditions before leaving; the…

Look at the Huon Pine Walk at Tahune Adventures in the Huon Valley. The operator describes it as a short riverside walk among living Huon pines; combine it with the wider forest visit if you have a full day. Confirm the current site access, tickets and weather before the drive.

Pair a single historic visit with a slow walk through Battery Point or the Royal Tasmanian Botanical Gardens rather than trying to chase every place in an old hidden-spots list. Check each site’s access directly, as some small venues change hours or require a booking.

Choose one major indoor stop or one longer excursion for the rest of the day. The Tasmanian Museum and Art Gallery fits a city visit, while kunanyi / Mount Wellington or Mona needs a separate transport and timing plan. Check conditions and opening details before deciding.