Sonic Transmission is an immersive sonic exploration through experimental sound, music, and visual art curated by San Antonio-based artist and DJ Antonio Martinez, and presented at Confluence Park as part of the San Antonio River Foundation’s Art In the Open initiative to support artists and engage the San Antonio River community and our visitors with contemporary art experiences. Join us for a night of music, live visuals, and a vibrant market featuring unique creations from local vendors. FREE AND OPEN TO THE PUBLIC.