OvÄanska and Vrujci Spa are situated in two villages, OvÄa and Vrujci, near Belgrade, Serbia. With high mineral content (having 28 various minerals), the water is salty and comes out from the depth of several hundred meters. Its salinity is six times higher than that in the sea. The water flows into a recess called pool forming curative mud at the end of it. Various veins diseases, rheumatics, sciatica, vision disorders are naively treated by curative mud and mineral water. Believing in miracles, local villagers rush to have their body treated by this natureâs wonder. Photo: SaÅ¡a ÄoliÄ/Kamerades.com