| #39: Hanover, Oct 2001 | Hanover, New Hampshire, USA | 2–6 October 2001 |
| #38: Santa Cruz, Jan 2001 | Santa Cruz, California, USA | 8–12 January 2001 |
| #37: Longhorseley, Apr 2000 | Longhorseley, UK | 3–7 April 2000 |
| #36: Munich, Jun 1999 | Munich, Germany | 21–25 June 1999 |
| #35: Bloomington, Jun 1998 | Bloomington, Indiana, USA | 1–5 June 1998 |
| #34: Alsace, Sep 1997 | Alsace, France | September 1997 |
| #33: Napa Valley, Jan 1997 | Napa Valley, California, USA | January 1997 |
| #32: Han-sur-Lesse, Apr 1996 | Han-sur-Lesse, Belgium | April 1996 |
| #31: Ithaca, Jul 1995 | Ithaca, New York, USA | July 1995 |
| #30: Ispra, Jun 1994 | Ispra, Italy | June 1994 |