The 4th Annual Tampa Riverfest is a FREE event and will be held on May 4-5, 2018. Events will include a full concert line-up, Wiener Dog Derby, Hot Air Balloon Glow, Gasparilla Stand-up Paddle board Invasion, Asia Fest, Tampa Bay Pride Band, Taco Fest, Taste of the Riverwalk, Hillsborough County School kid performances, and much more. Additionally, many of the venues, bars, and restaurants will be activated with special activities that day.