BonnieArbittier_nathan_felix_band_via_metropolitan_transit_bus_concert_opera_saxophone_mcnay_10-21-2017-9 The From Those Who Follow the Echoes choir performs “Opera On A Bus: A VIA VIVA Cultural Adventure” aboard the VIA VIVA Culture Bus. Credit: Bonnie Arbittier / San Antonio Report The From Those Who Follow the Echoes choir performs “VIA VIVA Cultural Adventure” aboard the VIA VIVA Culture Bus.