ðə sˈoːɹs ʌvðə tˈiːsnˈɑː ɪz loʊkˈeɪɾᵻd ɪnðə vˈældaɪ hˈɪlz, ɪn kˌʌvʃɪnˈɑːvski dˈɪstɹɪkt sˈaʊθ ʌvðə vˈɪlɪdʒ ʌv kˌɑːnɐkˈoʊvoʊ.
The source of the Tsna is located in the Valdai Hills, in Kuvshinovsky District south of the village of Konakovo.