. Thurne wind pump 0 This is a wind pump (not a windmill) at Thurne on the Norfolk Broads. Many hundreds of these were built to harness wind power and drain the surrounding land so it could be used for farming. Only a few remain in good repair having been rescued by assorted trusts and volunteer groups over the years. Thurne wind pump 0 This is a wind pump (not a windmill) at Thurne on the Norfolk Broads. Many hundreds of these were built to harness wind power and drain the surrounding land so it could be used for farming. Only a few remain in good repair having been rescued by assorted trusts and volunteer groups over the years. 