Sydney Harbour Cruises At the heart of Sydney lies Sydney Harbour, one of the most famous harbours in the whole world. And what better way to explore it all than with a private Sydney Harbour cruise? All Occasion Cruises has had over 20 years of experience creating luxury Sydney Harbour cruises. A family-owned business, we have grown and expanded and have made quite a name for ourselves. As such, we pride ourselves with providing the best and most accommodating harbour cruises in Sydney. All Occasion Cruises is the perfect venue for all occasions. And with the help of our expert coordinators, you can plan your dream wedding, birthday party or even corporate cruise. In addition to our private Sydney Harbour cruises, we also have annual event cruises throughout the year. Some of our most popular event cruises include New Year’s Eve , Australia Day , Christmas and Boxing Day cruises .