The Hitchhiker's Guide to the Galaxy - reminder

Every time as I am driving home I see this wall. This picture somehow always make me think about The Hitchhiker's Guide to the Galaxy books. No idea why. And lately I re-read this series again. I started last book - Mostly Harmless today, and decided that it is worth to stop and take this photo.

There is a theory which states that if ever anyone discovers exactly what the Universe is for and why it is here, it will instantly disappear and be replaced by something even more bizarre and inexplicable.
There is another theory which states that this has already happened. - D. Adams, The Restaurant at the End of the Universe