Llun: 1
Chalk, Wiltshire Downs, Dry Valleys, White Horse

Extramurals near Aston Clinton, Blewbury Charney Bassett, 30/06/73

Dyddiad: 30/06/1973

Llun: 2
Chalk, Morgan's Hill, Wiltshire

Extramurals on Cotswold Edge, 23/05/65

Dyddiad: 23/05/1965

Llun: 3

Charcoal, leafy branches as ventilation through soil

Llun: 4
Neuadd Reservoirs. Upper Taf Fechan.

Old methods of travel. Walkiers and ponies. Roman road. Summit.