Geograph - photograph every grid square

The forecast was looking good for Monday 6th February so, with renewed vigour after a lethargic start to 2012, I poured over the Explorer OS map for North Islay and looked for green squares and figured out how to make a circular walk out of them. Delighted at the prospect of a good long walk in the rarely seen sunshine, I drove northwards, basking in the sun's warmth - until I reached Ballygrant, where suddenly the earth was plunged into a cloudy abyss. "Could this possibly be the same...