Tomb Raider
LIFE magazine did a spread on the search for the remains of St. Peter in 1950. Note that this article was written before his actual bones had been identified. See the pictures in the LIFE magazine article.
If you get a chance to go to Rome, be sure to book tickets to the Scavi tour months in advance. On that tour, you will pass through the necropolis underneath St. Peter’s Basilica, arriving at last at the niche where you can see the bones of St. Peter. Scavi Tour website