Hotel Les Trois Rois
Canton of Basel-Stadt, Switzerland
Grand Hôtel Les Trois Rois (Hotel of the Three Kings) in Basel, until 1986 usually identified by its German-language name, Hotel Drei Könige, is often cited as one of Switzerland's oldest hotels. It is located on the left bank of the Rhine, a few paces downstream of the city's first bridge across the river.
Hotel data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).