Cathedral of St Peter & St Mary in Cologne, one of the largest cathedrals in Europe. | PlanetWare
How to Take the 'Seven Church Challenge' in Rome
You don't need to be Catholic to appreciate the beauty of Rome’s 600-plus churches. While tourists head straight for St. Peter’s Basilica, the tradition since 1552 has been for pilgrims (and in-the-know tourists) to make a circuit of the Seven Pilgrimage Churches of Rome.