The Gop

Gop Cairn, also Cop y Goleuni or Gop Hill, the gop, is a prehistoric monument northwest of Trelawnyd, Flintshire in Wales. The plant, a heap of stones from the Neolithic period is 100 m by 68 m tall and 12 m high. It is to the period between 4000-3000 BC. dated. It was partially investigated by Boyd Dawkins in the years 1886 and 1887, who dug a shaft and two tunnels. A burial site he did not find. As a still larger the plant is considered to Silbury Hill in Wiltshire.