HELLIN, the Illunum of the Romano, a town of south eastern Spain, in the province of Albacete, on the Albacete Murcia railway. Pop. (1921) 10,967. Hellin is built on the out skirts of the low hills which line the left bank of the river Mundo. It possesses the remains of a Roman castle and has a fine parish church. The surrounding country yields wine, oil and saffron. Within the town there are manufactures of cloth, leather and pottery. Sulphur is obtained from the mining district of Minas del Mundo, 12 M. S., at the junction between the Mundo and the Segura ; and there are warm sulphurous springs in the neigh bouring village of Azaraque.