evidence: Lake Constance, the only region in Europe without formal borders, attracts millions of tourists every year. It is a picturesque corner at the foot of the Alpine Mountains, on the banks of which there are several resorts. [...] The reservoir is located on the border between Germany, Austria and Switzerland. The third largest lake in Europe is considered a neutral site and does not formally belong to any country, but territorially most of it is in Germany. [...] A small, quiet and comfortable settlement on Lake Constance is the perfect place for a relaxing holiday. Clean coastline, cozy cafes, surrounded by old houses and beautiful alpine meadows, as well as possible dispose to a relaxed pastime.