The Montetosto Sanctuary in the vicinity of tumulus das built ca 550 BC.
See:
- Ugo Altinier, Cerveteri - il santuario etrusci di Montetosto, 2015 - https://www.academia.edu/25322360
- Nancy Thompson de Grummond, Lisa Pieraccini, Caere, University of Texas Press 2016, pp. 77