P&O has operated some of the most famous passenger ships of all time, including the Oriana and Canberra, across its long history. Its early liners travelled across the globe and played a huge role in cementing immigration to Australia and New Zealand, while acting as a gateway to the Far East and India. The modern era has seen the company continue to evolve into a cruising giant, P&O Cruises being part of Carnival Corporation today. This beautifully...