Yoko Ono in Ladonia Biennial Staff Reports 04/05/2009 Yoko Ono’s contribution to the Ladonia Biennial is a oversized ladder. As a challenge against the Swedes it has been placed closed to the border but on Swedish soil. Yoko Ono: Borderline Ladder Read more on the Biennial page Related Articles Moscow Poetry Club wins the Golden Dragon First Prize Winner in Ladonia Biennial