Continents of the World visited
- Africa, September 2004-January 2005, February 2008
- Antarctica, including South Shetland Islands, and the Antarctic Peninsula, the northernmost part of the mainland, January-February 2011
- Asia, February-March 2002, November-December 2007, September-October 2009
- Australia, October 2001-February 2002
- Europe, Born/Live in United Kingdom, visited over 20 countries on this continent between 1992-2011
- North America, April 1995, July 1998, January-May 2000, June 2002, December-January 2002-03, March 2004, 2006, 2007, 2008, December-January 2009-2010
- South America, January-March 2004, August-September 2008, January-April 2011