Basilica Hilariana

The Basilica Hilariana was a sanctuary^[1] dedicated by the cult of Cybele on the Caelian Hill in Rome, Italy, in the name of a certain M. Poplicius Hilarus and identified by an inscription in Latin: collegium dendrophorum Matris deum magnae et Attidis, lit. 'college of dendrophori of the Great Mother Goddess and of Attis'.^[2] Its vestibule was discovered in 1889 during the construction of Rome's military hospital on the Caelian Hill, the Policlinico militare Celio, along with a mosaic floor and the inscription quoted above. However, its floor plan is unknown.^[3][4]

Villa Celimontana, Rome - remains of the Basilica Hilariana, erected by Manius Publicius Hilarus, detail of the staircase leading to the dolmen