Naftalan is a unique place. It is a small town in the Absheron Peninsula in Azerbaijan. It is known for its oil fields and therapeutic mud baths. The oil fields were discovered in 1883 and the first mud baths were built in 1912. The oil fields produce black oil, which is used to make the mud baths. The mud baths are said to have therapeutic properties and are said to cure a variety of illnesses, including skin diseases, rheumatism, and gynecological problems. The mud baths are also said to improve the complexion and help reduce weight.