6-Day Australian Highlights: Sydney, Blue Mountains & Great Barrier Reef Experience the best of Australia in just 6 days. Begin in Sydney, exploring the iconic Opera House and Harbour Bridge. Travel to the breathtaking Blue Mountains, then head to Cairns for a spectacular Great Barrier Reef adventure with snorkeling, diving, and scenic views. https://nitsaholidays.in/detailsmore/explore-the-wonders-of-australia-6-day-of-adventure-and-relaxation