The nearly 150-year-old Hotel du Cap-Eden-Roc, located on the southernmost tip of the Cap d’Antibes, France, has unveiled a lounge dedicated exclusively to Champagne. The outdoor space, which is open to guests and nonguests alike from mid-May through September, looks out to the hotel’s infinity pool and the Mediterranean Sea. Patrons can choose from six different blanc and rosé Champagnes by the glass as well as half and full bottles of rare vintages, including Clos d’Ambonnay, and jeroboams of 2002 Louis Roed…