Square dance square dance, very rarely are two modern Western dances ever alike. Like traditional square dancing, recovering from occasional mistakes is often part of the fun. Dancers are encouraged to dance only those programs at which they are reasonably proficient, the default level of achievement being the Mainstream program. All programs are set by Callerlab, the callers' international association, which also governs the training of callers. Irish and Scottish dances are normally done to traditional tunes. English dances may be done to traditional tunes, though, especially at ceilidhs, there is experimentation with many different musical styles. The two types of American
Square Butte (transmission line) Square Butte (transmission line) Square Butte is the designation of a high voltage direct current transmission line in the USA between the Milton R. Young Power Plant near Center, North Dakota at and the Arrowhead converter station near Adolph (a neighborhood of the city of Hermantown near the city of Duluth, Minnesota) at . It was built by Minnkota Power Cooperative and Minnesota Power and went in service in 1977. Recently, an agreement was executed between the two companies whereby Minnkota gets the rights to all the power currently transmitted over the line (and which is now carried over a