Santa Maria Maggiore is one of the twenty “Santa Maria” churches listed in our guide to Rome, and one of the five great basilicas of Rome. The first time I saw the church it was summer and it was so crowded that the only part I could see easily was the wonderful ceiling:
and here’s a detail
Here is a statue of Pope Pius IX praying in front of a reliquary supposedly containing fragments of Christ’s crib. Notice the wonderful coloured marble on the walls.
The Pantheon was originally a Roman temple completed by Hadrian almost 1900 years ago, and looks solid enough to stand another 1900 years.