tourist lokvarka cave in the gorski kotar region - lokve, croatia / turistička špilja lokvarka u regiji gorski kotar - hrvatska

adventure ancient art attraction background black cave cavern caves caving clip croatia dark darkness deep design drawing earth entrance formation geology glowing gorski graphic green ground hole hrvatska kotar landscape light limestone lokvarka lokve mountain natural nature night outdoor outside picture regiji region rock scene scenery stalactite stalactites stalagmite stalagmites stone tourism tourist travel tunnel turistička underground water yellow špilja