For year-end festivities, the Hôtel du Collectionneur - a sublime Art Deco building with 478 rooms and suites - proposes an enchanting experience by installing a “bubble” in the midst of its magnificent Patio Andalou. Inside this transparent setting, one finds a Moët & Chandon Grand Vintage champagne bar, a Fauchon tea-time area and lots of gourmet surprises dreamt up by star-rated chefs. 51-57, rue de Courcelles, Paris 8 (01 58 36 67 00).