In West Hungary, north of Lake Balaton, we find a lake that is completely unique. The world's largest biologically active, medicinal thermal lake, Lake Hévíz. Its name is familiar to many people, both in Hungary and internationally. Its gentle, warm waters are used for medicinal treatments, and the spa is open to visitors all year round. But Lake Hévíz also has a hidden world. Today, this is the setting for... see more