Grampians National Park Day Trip from Melbourne Including MacKenzie Falls. Discover the rugged mountains and wildflower valleys of the Grampians National Park on this full-day tour from Melbourne. Stop for morning tea in Beaufort, enjoy a scenic drive through Halls Gap, then climb to the Boroka Lookout for fantastic views of the Mt William and Serra Ranges. That’s not all: hike to see the dramatic Balconies; view the idyllic Mackenzie Falls and spot wild kangaroos roaming through the valleys. Book and Save 10%: Grampians National Park Day Trip from Melbourne Including MacKenzie Falls.