Fans arrive for Olympics Opening Ceremony

A fan from Mexico smiles as she lines up to enter Maracana Stadium ahead of the opening ceremony for the 2016 Summer Olympics in Rio de Janeiro, Brazil, Friday, Aug. 5, 2016. (AP)

Fans from Japan, United States, and Brazil (from right to left) walk towards the Maracana Stadium ahead of the opening ceremony. (AP)

A fan from the United States. (AP)