Spa of Frádegas Curiosity · Antas de Ulla, Ulloa, Lugo An abandoned spa in the parish of Santa Mariña de Amarante, with a two-storey building, an inner courtyard and a chapel, all now in ruins; its sulphurous spring rises among the rocks at 18 degrees with a flow of forty litres a minute. Photo: Estevoaei (CC BY-SA 4.0) What to see and do in Antas de Ulla