Naftalan Spa
The Naftalan Spa is located in the town of Ivanić-Grad in the Zagreb County , east of Zagreb .
The Naftalan spa is unique in Europe. Naftalan , a medicinal oil, is very rare. The medicinal spring in Croatia is the second place of discovery in the world and is the only spring with this medicinal oil in Europe. Another remedy is warm salt water ( sodium chloride - fluoride ), a residue of the Pannonian Sea .
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Coordinates: 45 ° 42 ′ 24 ″ N , 16 ° 23 ′ 11 ″ E