Summer City Madness! The longer you stay, the less you pay. Come to spend a unique summer in unique cities. Mamaison offers 133 days of great summer deals from April until September. Enjoy the sunlit cities rich of culture, sights and fun - with up to 20% discount. Experience can say more than a thousand words - come to feel the pleasure of the sunny season April 28th - September 7th in some of the most beautiful European Capitals while staying in our truly unique hotels & residences. Stay with Mamaison and save 15% off our standard rate when staying 2 days or 20% off when staying 3 days. Visit us from April 28th till September 7th and get: From 15% discount for 2 nights. From 20% discount for 3 nights.