Stylish hotel with 2 restaurants near colognes trade fair 20 minutes to rhein park radisson blu hotel places you a 10 minute walk from kln messe train station and a 4 minute walk from the klnmesse trade fair grounds picturesque rhein park is a 20 minute stroll from the hotel and the riverside is a 15 minute walk from the hotel great st martin church the site of great st martin churchs has been a place of worship since ad 960 this romanesque catholic building is a 28 minute walk across