Large beasts of weather and sky

I've decided to walk to work, even though I work at home.

On my walk today, I stepped in all the large potholes on my street. They are the footprints of some creature whose weight affects the asphalt the way mine affects wet sand. A winter-weather beast, a very large dinosaur or lumbering mastodon. Some kids once tried to charge admission to see them--the potholes, I mean--as a way of raising some quick money, but no one would pay because these dinosaurs and mastodons get everywhere. (No, I'm...