Balneario y termas romanas de Alange Monument · Alange, Tierra de Mérida - Vegas Bajas, Badajoz Image of Alange, not of the place itself. Roman-era thermal complex (traditionally dated to the time of Trajan) with two twin circular rooms with hemispherical vaults and skylights, reached by a stone staircase. Its waters, high in radon content, are still used at the present-day spa for respiratory and rheumatic ailments. Photo: Better (Public domain) What to see and do in Alange