Kardiotissa

Kardiotissa (Καρδιώτισσα), anciently, Lagusa or Lagousa (Λάγουσα) or Lagussa or Lagoussa (Λαγοῦσσα), is a Greek island in the Cyclades. It is uninhabited and administratively a part of the island community of Sikinos. It lies midway between that island and the island of Folegandros.