Red roses fall from the sky!
Father Z has the details and pictures:
There is a tradition in Rome on Pentecost Sunday. At the Church S. Maria ad Martyres, the Pantheon, at the end of Mass red rose petals are let fall in great abundance through the oculus, the dome’s "eye" which is completely open to the sky. Fireman from Rome’s fire department scale the exterior of the dome and let the petals fall.