These are some trees in the Schwarzwald of Southern Germany, just outside of Freundenstadt:
I read two interesting things, but I don’t know if they are true.
First, there are no original trees in the Black Forest. All of the original trees have long, long been harvested and re-planted.
Second, the current trees of the Black Forest are no longer optimal for the current climate conditions, so land management experts in Germany are considering replacing the trees with different species that are better suited to warm temperatures.