Now, a little closer to home, Vincennes Witches on Bikes has revealed its 2026 theme. Rene LaMontagna Rene LaMontagnaHow Witches on Bikes Got StartedThe idea came from Regina Blinn, who saw another community host a witches' ride. Rene LaMontagna Rene LaMontagnaHarry Potter Theme Announced for Vincennes Witches on Bikes 2026They've celebrated both Hocus Pocus and Wicked. One Christmas break, my family decided to sit down and watch all the Harry Potter movies. Witches on Bikes Event Vincennes Hundreds of costumed witches will take over the streets of Vincennes, Indiana, for the annual Witches on Bikes Broom Ride.