- Le Sirene is a comfortable hotel at the Marina di Portisco, an enchanting tourist port in the Gulf of Cugnana, between Porto Cervo and Porto Rotondo. To reach the hotel from Olbia, just drive few kilometres along the Costa Smeralda scenic road. Thanks to its convenient location, directly on the seaside, you can easily enjoy numerous excursions throughout the Maddalena parks along the coast of Corsica and towards the lovely islands of Cavallo and Lavezzari. The first beach of fine, white sand is only 5 minutes of walk from the hotel, the other beaches instead are just at a distance of 500 and 1,500 metres. It is the ideal place for enjoying a relaxing and private holiday.