Featuring an outdoor pool, Poseidon Hotel is located just 984 feet away from the beach in Ios and 164 feet from the port of Ios. All rooms are air-conditioned and offer heating and a refrigerator. Free Wi-Fi is available in the public areas of Poseidon. Guests may also use a games room provided for their entertainment. There is also a swim-up poolside bar, serving a variety of drinks and snacks.