I wonder with moving water, how old can these holes really be? Is it that still down there? You have to admit that the linearity, the spacing and the size and

I wonder with moving water, how old can these holes really be? Is it that still down there? You have to admit that the linearity, the spacing and the size and shape are strange if considering an organic origin... Fascinating. Side note, I wish these kind of discoveries could have some kind of hashtag you could subscribe on the web to keep tabs on them.