Tens of thousands of people gather in central Madrid for Pope Leo XIV’s main Mass, according to reports from different outlets. The event includes an iconic public procession along a route covered with a carpet of flowers, which participants and coverage describe as a sign of popular piety. The crowd fills a major plaza in Madrid as the Pope’s Mass gets underway, drawing residents and visitors to watch the religious ceremony and procession. The flower-carpet route and the large turnout are presented across sources as defining features of the day’s observances. The articles do not provide detailed information on the Mass’s specific liturgy or any official statements beyond describing the procession and the scale of public attendance. Overall, the reporting is focused on the public nature of the event and the visibility of the procession in Madrid, where large numbers of people attend as part of the Pope’s visit.