who was the architect for this structure?
UNANSWERABLE
approximately in which century or in which year was the maiden castle in dorset built? Around 600 BC
wiki:5264998
Maiden Castle, Dorset [SEP] Introduction
Maiden Castle is an Iron Age hill fort south west of Dorchester, in the English county of Dorset. Hill forts were fortified hill-top settlements constructed across Britain during the Iron Age. The earliest archaeological evidence of human activity on the site consists of a Neolithic causewayed enclosure and bank barrow. In about 1800 BC, during the Bronze Age, the site was used for growing crops before being abandoned. Maiden Castle itself was built in about 600 BC; the early phase was a simple and unremarkable site, similar to many other hill forts in Britain and covering . Around 450 BC it was greatly expanded and the enclosed area nearly tripled in size to , making it the largest hill fort in Britain and, by some definitions, the largest in Europe.