Church of Saint Peter

The Church of Saint Peter near Antakya, Turkey, is composed of a cave carved into the mountainside on Mount Starius with a depth of 13 m, a width of 9.5 m and a height of 7 m. The church is not to be mistaken with the former cathedral of Antioch, the church of Cassian which was also called church of St. Peter.This cave is one of Christianity's oldest churches. The church reportedly is still intact after 2023 Turkey–Syria earthquake.

Source: Wikipedia