Waterside Apartments Kefalonia - Agia Efimia Kefalonia. Waterside Apartments Kefalonia are located in the colourful coastal village of Agia Efimia Kefalonia. Waterside Apartments will take your breath away with the stunning views of the port of Agia Efimia and Ithaca Island. Situated by the seaside, the studios have direct access to the sea with a beautiful garden where you can relax and sunbathe indulging in the romantic view of the Ionian Sea.  Waterside Studios Kefalonia - Kefalonia Studios - Kefalonia Apartments - Waerside Studios & Apartments Agia Efimia Kefalonia - Accommodation in Kefalonia - Apartments Agia Efimia Kefalonia - Studios Agia Efimia Kefalonia