Voidokilia Beach (Greek pronunciation: [voʝðokilˈʝa]) is a popular beach in Messinia in the Mediterranean area. In the shape of the Greek letter omega (Ω), its sand forms a semicircular strip of dunes. The land facing side of the strip of dunes is Gialova Lagoon (or Yalova Lagoon), and important bird habitat. The beach has been named "A Place of Particular Natural Beauty". It is part of a Natura 2000 protected area.