Modern western square dance of "patter calls" and "singing calls", the two types of square dance calls. The logos shown on the right are the international square dance logo and the modern Alliance of Round, Traditional and Square-Dance logo. Modern western square dancing is a non-competitive activity. There are no dance competitions, and apart from fun events, no prizes are ever offered or sought for 'best dancer' or 'best square'. Particularly at the 'challenge' levels there is large degree of personal satisfaction to be gained from the problem solving element of completing a dance. At all levels the main elements are to enjoy the
Square Butte (transmission line) newly built 345kV transmission line) while Minnesota Power takes full ownership of the line to transmit power from new sources in the Center area. Square Butte can transfer up to 500 megawatts at a symmetrical voltage of 250 kV. The whole line is implemented as overhead line on aluminum towers, with a single conductor per pole, with a length of 449 miles (749 kilometers). The line crosses the Missouri River north of Price between and in a 718 metres long span. As is the case for modern HVDC-systems thyristor static inverters are used. Southeast of Wing, North Dakota, at Square