Where have they been held FIS Freestyle World Championships?
From FIS Freestyle wiki
Event Tignes, FRA 1986 8 Moguls, Aerials, Acro, Combined
Oberjoch, GER 1989 8 Moguls, Aerials, Acro, Combined
Lake Placid, USA 1991 8 Moguls, Aerials, Acro, Combined
Altenmarkt, AUT 1993 8 Moguls, Aerials, Acro, Combined
La Clusaz, FRA 1995 8 Moguls, Aerials, Acro, Combined
Nagano, JPN 1997 7 Moguls, Aerials, Acro, Combined
Meiringen, SUI 1999 8 Moguls, Dual Moguls, Aerials, Acro
Whistler, CAN 2001 6 Moguls, Dual Moguls, Aerials
Deer Valley, USA 2003 6 Moguls, Dual Moguls, Aerials
Ruka, FIN 2005 10 Moguls, Dual Moguls, Aerials, Ski Cross, HalfPipe
M. Di Campiglio, ITA 2007 8 Moguls, Dual Moguls, Aerials, Ski Cross
Inawashiro, JPN 2009 10 Moguls, Dual Moguls, Aerials, Ski Cross, HalfPipe
Deer Valley, USA 2011 10 Moguls, Dual Moguls, Aerials, Ski Cross, HalfPipe
Voss, Norway 2013 10 Moguls, Dual Moguls, Aerials, Ski Cross, HalfPipe
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