It’s difficult to paint with pebbles in your groyne

Another impressionistic moment of Photoshop madness! Solarization and saturation combined with a somewhat dubious caption!
A groyne, for those unfamiliar with the term, is another word for a breakwater, used on beaches to reduce the movement of sand or shingle. The groynes on this beach have been broken down and worn away by the sea without being repaired or replaced.
The original, untouched photo is next to it. www.ipernity.com/doc/philsutters/32187757