You would need to spend around 3 - 4 days in Victoria to cover all the important places of tourist interest. Heading out on a trip to Victoria, you will be able to visit Grampians National Park, Phillip Island, and Bendigo. You can also indulge in a wide range of activities like driving through the spectacular Great Ocean Road, rejuvenating on the beach, enjoying the lush greenery of the national parks and witnessing cute little penguin colonies.