The history of the Rome Catacombs is deeply intertwined with the rise of early Christianity. Prior to their construction, Romans generally practiced cremation or buried their dead in family mausoleums along major roads. However, a shift occurred in the 2nd century AD as Christianity spread, bringing with it the belief in bodily resurrection and a preference for inhumation. Since land within the city walls was scarce and expensive, and Roman law prohibited burials within the city, Christians began excavating vast underground cemeteries on privately owned land just outside Rome. These subterranean labyrinths, carved from soft tufa rock, allowed for the burial of thousands of individuals, layer upon layer. Over time, these catacombs became not only burial sites but also places of worship, communal gatherings, and pilgrimage, especially for the veneration of martyrs buried within them. They served as a refuge for Christian identity during periods of persecution. By the 5th century, as Christianity became the official religion of the Roman Empire, burials in the catacombs gradually ceased, with new churches being built above ground. Many relics were eventually moved to basilicas within the city for greater safety. For centuries, the catacombs were largely forgotten, only to be rediscovered and extensively explored from the 16th century onwards, revealing their profound historical and archaeological significance.