Th Nymphaion of Septemius Severus wass built during the reign of Emperor Severus. This was a was a monumental fountain, dedicated to Artemis Pergaia, the emperor, his wife Julia Domna, and his son Caracalla. A nymphaeum in ancient Greece and Rome, was a monument consecrated to the nymphs, especially those of springs. The building consists of a wide pool, and behind it a two-storeyed richly worked facade. The water wa connected to the baths