Long Barrow Timeline

Clyde Tombs of Western Scotland and the Carlingford Tombs of Northern Ireland are constructed.

Medway Tombs of Kent, including Chesnuts, Addington and Coldrum, are constructed.

Wessex Long Barrows are constructed in the U.K.

Cotswold-Severn Group Long Barrows are constructed, which spanned from the north Wessex Downs, Cotswold Hills, South Wales coast, and the Brecon Beacons.