Calm as a millpond, Loch Bad a Ghaill in Autumn, looking towards the Inverpolly Hills, Stac Pollaidh, Cul Beag, Beinn an Eoin and Ben Mor Coigach, North West Geopark. NC500. Scottish Highlands. This Loch will be passed when travelling the long single track road from Ullapool to Achiltibuie, Coigach.