Within the San Sebastiano Catacomb, which stretches for 7.5 miles, you will see its namesake and Christian martyr, Saint Sebastian ... Before visiting Rome's catacombs beneath the Appian Way ...
A cross inlaid in the floor of a library marks the spot where Indiana Jones has to dig to access the ancient catacombs ... hidden in Rome, in the catacomb underneath the Basilica of San Lorenzo ...