Regardless of the cause of your eye bags (aging skin, three-day bender, chewing on a salt lick, etc.), the information in this article can help you.

With reference to its physico-mechanical property indexes, load tests and soaking load tests at natural temperatures indicate that the salt lick soil has medium compressibility and wet depressibility.

It's thought the daredevil head there to lick the stones for salt and minerals.