BonnieArbittier_fiesta_fiesta_hemisfair_park_tower_of_the_americas_party_music_fireworks-4 Twins Riley Rae and Brenna Marie, 3, exchange fiesta medals at Fiesta Fiesta in Hemisfair Park. Credit: Bonnie Arbittier / San Antonio Report Twins Riley Rae and Brenna Marie, 3, exchange fiesta metals at Fiesta Fiesta in Hemisfair Park.