March 1994
June 1994
October 1994, Moel Faban, Carneddau
September 1995, Moel Faban, Carneddau
September 1995, Moel Wnion, Carneddau
December 1995
March 1996, Port Meirion
September 1996, Gyrn, Carneddau
July 1997, Ruswarp, Whitby
June 1998, Redcliffe, Bristol
December 1998, Dunas de Corralejo, Fuerteventura
December 1999, Lanzarote
December 1999, Lanzarote
October 2001
February 2005, Lazarote
January 2014