here's a list I made of festis to consider (most for people in the UK). Only one I've going to for sure is FibFest at this moment, tho I'll be going to one of the ATP's, just not sure which...
ATP W/E 1 Camber Sands
http://www.atpfestival.com/events/index.php?event=22
May 12-14
ATP W/E 2 Camber Sands
http://www.atpfestival.com/events/index.php?event=23
May 19-21
Homelands - Winchester
http://www.efestivals.co.uk/festivals/homelands/2006/
May 27
Isle of Wight -
http://www.isleofwightfestival.org/
June 9-11
Sonar Festival - Barcelona
http://www.sonar.es
June 15-17
Exit Festival - Serbia and Montenegro
http://eng.exitfest.org
July 6-9
T In the Park -
http://www.efestivals.co.uk/festivals/titp/2006/
July 8-9
Glade Festival - Reading
http://www.gladefestival.com/
July 14-16
Benicasim - FIB - Spain
http://www.fiberfib.com/
July 20-24
Womad - Reading
http://www.efestivals.co.uk/festivals/womad/2006/
July 28-30
Big Chill - Eastnor Castle
http://www.bigchill.net/
Aug 4-6
Beautiful Days - Farimile
http://www.beautifuldays.org/
Aug 18-20
V Feistval Chelmsford/Staffordshire
http://www.efestivals.co.uk/festival...elmsford/2006/
Aug 19-20
Reading Festival -
http://www.efestivals.co.uk/festivals/reading/2006/
Aug 25-27
Bestival - Isle of Wight
http://www.bestival.net/site/home/
Sept 8-10