Castell Dinas Bran got all lit up by surprise last night (Christmas Eve).
The illuminating exercise was the work of ASG Entertainments who first announced it on a Facebook post just before 6pm.
This said: "Merry Christmas, Nadolig Llawen from ASG.
ASG was helped on that occasion by Chris Davies of Eastwood Media helped by Llangollen's Karen Edwards.
The previous evening there had been a similar lit-up message of thanks to the NHS, this time in red, on a nearby section of the Panorama overlooking the town.