ALT A small but perfectly formed standing stone with asquiggles/zig-zag pattern ending in a swirl carved into the face in a display with other stone markers from various ages. A small informational panel reads: The Bryn Celli Ddu Pattern Stone This was found in a Neolithic passage tomb near Menal Bridge. The sandstone was decorated by striking with a tool. 3500-3000 BCE Carreg Batrwm Bryn Celli Ddu Catwyd hyd iddi mewn beddrod cyntedd ger Pont Menal. Addurnwyd y tywodfaen garw try el guro ag ontery 3500-3000 CC On loan from the Marquess of Anglesey.

ALT Photo of Bryn Celli Ddu chambered tomb. A grassy mound covers the stone structure within. A white arrow points to a stone in front of the chamber, which is a model of the one on display at St Fagans. The sky behind is very blue, making the green grassy mound stand out beautifully.