Theodoros Vardinogiannis Stadium, commonly referred to by its nickname, Yedi Kule, is a football stadium located in Heraklion, Crete, Greece. It was built in 1951 as the home ground of OFI Crete. The nickname "Yedi Kule" refers to the historical Heptapyrgion fortress (commonly known as "Yedi Kule" in Ottoman Turkish), a Byzantine and Ottoman-era stronghold located in Thessaloniki. Wikipedia