I read Thunderhead by Mary O’Hara as a kid and loved it. Horse ranching and racing in the hills of Wyoming near Laramie. The description of a thunderhead as a huge, solid-looking towering cloud formation always stayed with me. The horse was named after the cloud:
And today I saw one over the Indian Ocean as I left work. It was away to the South East, reflecting the setting sun behind me.
A quarter century later I got to Wyoming on honeymoon; but further west, Jackson Hole and the Grand Tetons.