SEATTLE, WA SIGN UPRegister now for any city. REGISTRATIONHOTELBook your room at a special rate! BOOK NOWCLASSESPrintable class schedules. SCHEDULECOMPPrintable competition order. COMP ORDER Hilton Seattle Airport & Conference Center 17620 International Blvd, Seattle, WA 98188-4001, US