It may not surprise you to learn that world leaders spend a lot of time travelling, whether heading to a global summit, embarking on a state tour, or simply getting from one side of their home nation to the other.

But most don't just hop on the next train or bus, no matter how much pressure they might be under to cut their carbon footprints.

From cars with incredible security features to luxury superyachts – and even a submarine – read on to discover how politicians and select royalty choose to travel around the world. All dollar amounts in US dollars and past currency conversions correct for the time.