| Answer | Crossword Clue |
|---|---|
| BERING | Explorer aboard the St. Peter |
| CAPTAINCOOK | Explorer aboard the Endeavour |
| CAPTAINCOOK | Eighteenth-century explorer aboard the Endeavour |
| BERING | Peter the Great's explorer |
| POPE | St. Peter was the first |
| PEARLY | Like the gates of St. Peter |
| EXETER | Home of the Church of St. Peter |
| LONGEST | Like the papacy of Pius IX, after St. Peter |
| RENI | Painter of the "Crucifixion of St. Peter" in the Vatican |
| ADRIANI | Pope with the longest reign between St. Peter and Pius VI (A.D. 67-1799) |
| key | the authority of a pope in ecclesiastical matters, vested in him as successor of St. Peter |
| apostolic | Of or relating to the pope, esp. when he is regarded as the successor to St. Peter |
