How old are dry stone walls?
How old are dry stone walls? Extant dry-stone walls, built without the use of mortar or any binding agent, can be dated as far back as 3500 BCE. In the UK, the Celts developed boundary walls or field walls as they transitioned from nomadic pastoralism to settled farming. Farmers built stock-proof walls to confine their livestock.
What is the oldest wall in Europe?
Hadrian's Wall was the north-west frontier of the Roman empire for nearly 300 years. It was built by the Roman army on the orders of the emperor Hadrian following his visit to Britain in AD 122.