Hidden Retreats Kythera is a great choice for a stay in Kithira. Guests looking to stay active can check out the nearby hiking/biking trails, mountain biking, and scuba diving, and free perks include WiFi, self parking, and full breakfast daily between 8:30 AM and 11:00 AM. A terrace and a garden are offered, and in-room conveniences include washing machines and refrigerators.