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 CORNWALL Carnmenelis or Cam Menelez., near Redruth, a stony eminence of 822 ft. Carnun (3 m. S. of Truro) is notable for its sulphate of copper and arsenic works; also for its disused tin-workings. Carrick Roadstead is a name given to the estuary of the Fal, As a Celtic place-name, Carrick always means "rocks", Castle-an-Dinas is a name which, in Cornwall as in Wales, means the castle of the stronghold or earthwork. There are two special eminences with this name in the duchy. One is 4^ m. N. of Penzance, a castellated hill of 735 ft., with an unsurpassed view, com- manding both Channels. On one side lies Mount's Bay, on the other that of St. Ives ; and here the visitor can realise the difference between the air of South Cornwall and that of North. The other Castle-an-Dinas is a hill of almost similar height, about z^- m. E. of St. Colomb Major, said to have been surrounded in old time with forests in which King Arthur loved to hunt. The earthwork here is of greater importance than that of the other Dinas, comprising 6 acres with three rings of entrenchment. Cawsand Bay is a favourite resort of Plymouthians, being easily reached by water. The quaint little villages of Cawsand and Kingsand unite to form one cluster of houses ; they were once devoted to smuggling. Chacewater (5 m. W. of Truro) is in the heart of the S, Cornish mining district. Its 82