puits (1) vallée (1) temps (durée) (1) fleuve (1) karst (1) débit (1) évolution (1) drainage (1) distribution (1) grotte (1) carbonate (1) gorge (1) The Valley (1) Development (1) Identification (1) Scuba divers (1) Water (1) Variations (1) Valleys (1) Time (1) Theater (1) Stalactites and stalagmites (1) Stability (1) Souterrains (1) Salinity (1) Restitution (1) Organization (1) Karst (1) Investigations (1) Identification (1)