Miniwark, CC BY-SA 3.0, via Wikimedia Commons (Couvent de la Visitation, Nice)Hidden in the Old Town, Hotel du Couvent is a beautifully restored 17th-century convent reborn as a serene luxury hotel. Cloistered gardens, spring-fed baths and understated design make it a tranquil retreat in the middle of the city. Rated 4.6, it’s for travellers who want calm, style and a sense of history.