Head out on a Tour with Gippsland High Country Tours
http://www.gippslandhighcountrytours.com.au/
Take a tour via horse back
http://www.visitvictoria.com/Regions/High-Country/Things-to-do/Outdoor-activities/Horse-riding
Visit the Snow
https://www.victoriashighcountry.com.au/snow/
Take a cycle through the high country