Sepolcro 'Grotta della Vipera'
A Roman necropolis with monumental tombs dug into the rock lies at the foot of the Tuvixeddu hill. The mausoleum (end of the 1st- beginning of the 2nd century AD) holds the remains of a Roman noblewoman, Atilia Pomptilla, and her husband Lucio Cassio Filippo, condemned to exile in Sardinia. He dedicated the mausoleum to his wife who, according to the legend, died instead of her husband after many prayers for his recovery. The fa