The 3-star Poseidon Alghero hotel lies around a 10-minute walk from the octagonal Torre di San Giacomo Tower, and features luggage storage. Also, guests have access to a diving centre provided at the bed & breakfast.

Located 450 metres from Torre dell'Espero Rejal Tower, this Alghero hotel is just steps from the Tarragona Park. The 14th-century Torre di Porta Terra is merely 6 minutes on foot from the Poseidon Alghero, while Via XX Settembre / Viale Giovanni XXIII bus stop is nearly a 5-minute walk away. The sandy beach is 0.9 km away. This accommodation is situated within a few blocks of the Lido. The hotel is also within 25 minutes' walk of Alghero train station, and 15 minutes' driving distance from Fertilia airport.

Poseidon Alghero hotel has 9 rooms appointed with a flat-screen TV with satellite channels, as well as self-catering options such as coffee and tea makers. An iron and air conditioning are featured for guests' comfort. A separate toilet and a shower, along with hair dryers and bath sheets, are featured.

Pizzeria Luna Rossa offers Italian dishes and is situated right near the property.