Bad Schwartau is the largest city in the district of Ostholstein, in Schleswig-Holstein, Germany. It is situated on the river Trave and the Schwartau creek, approx. 5 km north of the Hanseatic City of Lübeck. Bad Schwartau is a spa-city, well known for its iodide saline waters. The city is located about 13 km from the Baltic Sea.