The calendar of events and displays in Castiglione del Lago is particularly rich throughout year. The first at the beginning of April is the Tulip Festival - a particular event which involves the whole town for several days finishing with a parade of allegorical floats, decorated exclusively with tulip. The great space on the bank of the Lake which was the Eleuteri airport, once a military base it now hosts, and always in April, the Spring Meeting of Light Aircraft and Hot-air Balloons. Then, at the end of the month and on May 1st it unwinds the International Display of Kite-flying under the title of "Coloriamo i Cieli" – We Paint the Skies. During the summer the historic town centre hosts"Quality Trasimeno" a series of meetings, exhibitions, performances and traveling shows.In the summer there are a series of initiatives such as Trasimeno Blues, Roccacinema (open air cinema in the castle grounds), Trasimeno Theatre, Rassegna Canto Corale (a display of choral singing), Rassegna Internazionale del Folklore (a review of international folk dancing), mostly all within the walls of the Medieval fortress.