This 4-star hotel has air-conditioned rooms with free Wi-Fi and a bidet It offers direct underground connections to Cologne Arena, the exhibition grounds and the old town Hotel Kaiser Am Wiener Platz has a Swiss-style breakfast room and an elegant Victorian Club Bar The bar stays open as long as you want and has an 18th-century theme Hotel Kaiser offers private parking for a small daily charge Mulheim Wiener Platz underground station is a 5-minute walk away