Tucked behind the Place d'Armes inside the Hôtel Le Place d'Armes, Le 18 is where you go when the cocktail actually matters. The bar team here is among the best in the city. Precise with the classics, and genuinely creative with their own menu, which takes its inspiration from works of art. Gault & Millau singles out the vermouth selection and the assortment of chartreuses as worth your attention. One of the better-kept secrets in Luxembourg City.