In early 1990 I embarked on a round the world adventure. I had worked for six months after finishing school and set off from a wet and windy Heathrow bound for South Africa with two mates. The trip was to be South Africa, Zimbabwe, Australia, New Zealand, USA and Canada. We had a vague outline of where we were going and just rolled with whatever came up along the way. Landing in Sydney, Australia in early April 1990, we planned to buy a car, travel up the east coast and do a dive course in...