The calculated distance (air line) between Krivogashtani and Kisela Voda is approximately 43 miles respectively 70 kilometers.
By car or train, the actual journey to Kisela Voda is certainly longer, as only the direct route (as the crow flies) between Krivogashtani and Kisela Voda has been calculated here.
Air line (approximately)
70 kilometers
38 nautical miles