Only a 5-minutes walk from Alghero Cathedral, Poseidon Alghero is set in a 19th-century building. It boasts air-conditioned rooms. Offering a flat-screen TV and free Wi-Fi, spacious rooms at the Poseidon come with high ceilings and a private bathroom. In the surroundings, guests can find many bars and restaurants. Poseidon Diving center are also available on request. A bus stop with links to Fertilia Airport and sandy beaches is 200 metres away, while the nearest beach is a 10-minute walk from the B&B. The property is 300 metres from the harbour.