The crowds came out for Pope Francis in Cuba

Pope Francis, greeting crowds as his motorcade approached Havana's Avenida Carlos III on Sunday, September 20, 2015. (Photo: Julie Schwietert Collazo/Fox News Latino)

One of the thousands of attendees at Pope Francis's Havana Mass in the Plaza de la Revolución on Sunday, Sept. 20, 2015. (Julie Schwietert/Fox News Latino)

These university students, who are Catholic, attended Pope Francis' Mass at the Plaza de la Revolución and say they hope his words will resonate with all Cubans. (Photo: Julie Schwietert Collazo/Fox News Latino)

These women greeted Pope Francis as his motorcade came up Avenida Carlos III in Havana. (Photo: Julie Schwietert Collazo/Fox News Latino)

A woman leaves a message for Pope Francis at Sacred Heart Church in Havana. The pope made a visit here several hours after his Mass in the Plaza de la Revolución. (Julie Schwietert Collazo/Fox News Latino)

Crowds record for posterity Pope Francis' arrival in Havana's Plaza de la Revolución. (Julie Schwietert Collazo/Fox News Latino)

The Cuban state newspaper Granma announces the arrival of Pope Francis to Cuba. (Photo: Julie Schwietert Collazo/Fox News Latino)