The Basilica was built in the first part of the IV century and dedicated to the memoriesof two apostles Paolo and Pietro, because it supposed to be the place where their remains are hurled. That's why the basilica was firstly known as the basilica's apostolorum, but around 350 when the relics of the saint knight Sebastiano were brought in this place the name of this church changed again Later in 1613 the church and been built again and now inside the nave there is a ceiling that represents San Sebastiano. The catacombs are divided on four levels, hope that you will enjoy the strange atmosphere of the Funeral banquet's room.