STEFANO RELLANDINI/reuters

Pope Francis celebrated Mass at Copacabana beach in Rio de Janeiro, Brazil.

luca zennaro/epa

The pope’s visit to Brazil is his first overseas trip of his papacy.

ANTONIO LACERDA/epa

Worshippers prayed during the event, which was the closing of the 28th World Youth Day.

christophe simon/afp/getty images

As many as three million people attended the Mass.

tasso marcelo/afp/getty images

Attendees rested on the seafront after the Mass.