Festival of the Hydrangeas of Bolsena: takes place during the last weekend of June, the picturesque city celebrates its symbol flower, the hydrangeas through an event that transforms the historic center of Bolsena into a beautiful flower garden for three days. Exhibitors and florists from all over the region and beyond come this far with their fabulous plants, scents and colors radiate Bolsena, creating a fairy-tale and particularly romantic atmosphere.