Some excerpts from the website of Hotel Untertor that might be useful
A unique hotel in the Rheintal region... Welcome to the tradition-steeped Hotel Untertor in Altstatten. With its easy-going atmosphere and attentive staff, it is sure to make you feel at home. This traditional building dating from the 16 century is the gateway to Altstatten’s picturesque enclosed market square. The Hotel and the
seminar suite were completely refurbished in 2002 and comprise four adjoining wings in the Altstadt - the historical old quarter of Altstatten.