Amazingly, the text on this sign can be read and the texture of this aged concrete can be felt. A bit of USM to this one and it is perfectly usable. Another aspect is that although it may not make sense from a photographic standpoint, being able to read notices like this is sometimes very useful.

"Due to the risk of falling pieces of rock, it is prohibitied to stand at, or adjacent to these pillars". Ah, suddenly the context of this picture gets clearer...