Tviber

a glacier on the southern slope of the Glavnyi (Central), or Vodorazdel’nyi (Watershed), Range of the Greater Caucasus in the Georgian SSR. The glacier is the source of the Tviber River, which flows into the Mul’khra River (a right effluent of the Inguri River). The glacier covers an area of approximately 42 sq km and is close to 10 km in length.