64 / 80 september ascension hot air balloon festival see the balloons as they soar up, up, up in the air from september 27-29 at the lamar dixon expo center in gonzales. enjoy fun, family days full of hot air balloons, entertainment, music, carnival rides, the boucherie festival, fireworks, food, and children?s activities. admission is $5 for ages nine and above. ? ascensionballooning.