Sandansky city park features more than 200 exotic flora species. The mineral water in the city flows from a myriad of thermal springs in the region. Sandansky is the warmest Bulgarian city. It is located 220-240 m above sea level, close to the Greek border.The mineral water helps prevent a variety of illnesses affecting the peripheral nervous system and the respiratory system, insomnia, stress and fatigue. A tribe, the Medi, populated the present-day area of Sandansky from the 5th century B.C. onward. After the Roman Empire moved into the region the settlement was enlarged. Excavations began in 1917. in recent years the city has become a leading center of archaeology in Bulgaria. The cultural heritage - unique early Christian architecture, decorative and mosaic art on a European quality level - has transformed the city into a noteworthy center of European cultural tourism. The museum of archaeology in the city is located in situ, on the site where the remains of the early Christian Basilica of Bishop John used to be. There are a variety of attractions in the vicinity - Melnik, the smallest city and wine capital of the country, the Pyramids of Melnik, Rojen Monastery and the area Rupite, famous for its thermal waters.