Previous events:
CPEE 1999 Alushta, Ukraine,
CPEE 2000 Solina, Poland,
CPEE 2001 Alushta, Ukraine,
CPEE 2002 Zakopane, Poland,
CPEE 2003 Jazleevets, Ukraine,
CPEE 2004 Zakopane, Poland,
CPEE 2006 Odessa, Ukraine,
CPEE 2007 Wilkasy, Poland,
CPEE 2008 Alushta, Ukraine,
CPEE 2009 Waplewo, Poland
CPEE 2010 Lázně Kynžvart, Czech Republic
CPEE 2011 Kostryna, Ukraine,
Current event:
CPEE 2012 Grybów, Poland