Advanced and Challenge, Round Dancing, California, Meta Sites, PACE, Cook's Barn, McCloud, Phantom Squares, Trailblazers, Cherry Ridge, C-Gulls, Stuart Bunch, Importers, Blackford, Hurd, Worlock, Roundalab, ICBDA, EAASDC, Swedish Association, Danish Association, Stuttgart, Erlangen, Czechia, Slovakia (more)
The Best Dance Links
Advanced and Challenge
Calendar of Challenge-Level Events
Advanced and Challenge
Advanced and Challenge, Challenge
Texas & Oklahoma Advanced & Challenge Dancing
The Best Sites, Advanced and Challenge, Texas, Oklahoma, Kansas, Oklahoma City, Madill, Bartlesville, Chickasha, Lawton, Hot Springs Village, Amarillo, Lubbock, Abilene, San Angelo, El Paso, Midland, Austin, Waco, Dallas, Fort Wworth, Tyler, Larue, San Antonio, Houston, Lake Texoma, Hutchinson, Wichita (more)
SD-Extended Workshops: Advanced and Challenge
Advanced and Challenge, Europe, Germany
Callerlab - International Association Of Square Dance Callers
Advanced and Challenge
Vic and Debbie Ceder's Square Dance Resource Net
Meta Sites, Advanced and Challenge, Challenge, Advanced, The Best Site s
Challenge Square Dancing's Home Page
Advanced and Challenge, Definitions, Articles, The Best Sites
Advanced and Challenge Dancing in Denmark
Advanced and Challenge, Calendar
Advanced and Challenge Dance Events (Mostly in Denmark)
Denmark, Sweden, UK