I thought the same thing. The Wikipedia article just talks about some railroad history; nothing notable listed. There is a sentence about the airport having international destinations.
It seems to service Pyatigorsk as well, which is notable for its many hot springs. Wikipedia states the economy in Pyatigorsk is primarily centered around the hot springs, so that would be my guess.
It seems to service Pyatigorsk as well, which is notable for its many hot springs. Wikipedia states the economy in Pyatigorsk is primarily centered around the hot springs, so that would be my guess.