Are you looking for your ticket to evansvilles largest summer festival? The famed freedom festival buttons are now for sale! The annual event is one of the largest in Evansville and will feature the boat race thunder on the Ohio, a live air show by Canadian Snowbirds...as well as plenty of food and entertainment. On Friday Casino Aztars new general manager Maureen Keenan and festival board members hosted a button kick off. The buttons are your ticket into the gates and organizers say its worth picking one up early. Theyre available at a number of businesses around town. This years festival runs from June 28th through July 1st as well as July 4th. Buttons are 10 dollars in advance and 15 dollars at the gate.