Photos from open sources of
Pay attention to the photo taken by photographer Juan Carlos Casado, capturing at sunset the long-extinct volcano Pico de Teide on the island of Tenerife (the highest point in the Canary islands and Spain in general).
The most remarkable thing in this picture is that the top of the volcano beveled, and the shadow from it has an even pyramidal structure with a sharp peak at the end (a clear triangle). This illusion struck the photographer himself, why he posted the photo on the Internet and invited users to try to explain this “anomaly.”
After all, as the wise said, there are no secrets in the world, there are only wrong approach to understanding them. Here in this case, as experts in optics explained, only promising illusion when the shadow from the mountain “runs away” to infinity, merging there at the point. In this case, it makes no difference which vertex has volcano – in the future it will still turn into a point of acute angle. Everything is elementary, Watson …
Volcanoes of Illusion
