At the gateway to Monaco, this sublime “Belle Époque” property of 540 m² blends the charm of yesteryear with cutting-edge technologies. Rising up above the Mediterranean, this property on Cap d’Ail enjoys unimpeded views of the Principality. The master residence and two guest pavilions offer 9 suites in all, a movie lounge, bar, wine cellar and hammam. 17.9 M €. Rosengart Luxury Real Estate (00 377 93 50 00 30).