If you want to cruise to a distant parts of the world you may charter a yacht. There are experienced companies chartering a fully equipped yachts. These companies have experience, staff and proper knowledge. They will provide you with crew and proper yacht.
If you want to cruise to Australia with your colleagues you need to charter a properly equipped yacht. The yacht should be able to accommodate you and your colleagues. Besides, it should include experienced crew able to operate and navigate your yacht. There is a lot of renowned companies chartering a yachts. So, try to google them out. You should be able to find and contact them.
It is important to have a fully crewed yacht for your cruise. Unless your colleagues are experienced yacht operators you should need experienced staff. The staff will navigate, provide technical support and help you with accommodating on your yacht. They will allow you to enjoy your travel without wasting time for things you are not familiar with. You do not need to be a navigator and technician.
Charter a yacht from renowned company and sail to a distant, picturesque places. The companies will provide you with properly equipped and crewed yacht. You will have all required equipment and experienced crew. If you want to travel somewhere your yacht is to be prepared for this. There is no other choice. Thanks to experienced staff you can focus only on sightseeing. So, you should make some photos to show your family, friends and to simply have a memoir.