Tõrva linnamägi

The Tar hillfort, or Tar Dance Mountain (also in the popular ski, the Flag Mountain or Flagka) is an ancient stronghold located on the southern edge of Tar City in Valga County, South Estonia. The hillfort with the nearest surroundings is also known as the Dance Mountain. Tar hillfort is believed to be 12th to 13th. one of the most important military centers of the alistekunde parish of the southern Sakalamaa of the century.