_Fundamental Rocks of the Lizard Peninsula, 215.--Alternate beds of Slate and Greenstone at Marazion--Cudden Point--Acton Castle--Pengerswick Castle, 216.--Tregoning, Godolphin, and Breage Hills, 217.--Huel Vor, a great Tin Mine, 218.--Portleven Harbour--HELSTON, 219.--Its Borough--The ancient and singular festival of the Furry commemorated in this town, 220.--The Furry-day Tune, 222.--Penrose, the seat of John Rogers, Esq., 223.--The Loe Pool, an extensive fresh-water lake, 224.--Interior of the Lizard Peninsula, 225.--Gunwalloe Cove--Bolerium--Mullion Cove--Geology of this line of Coast, 226.--Serpentine Formation--Goonhilly Downs--Erica Vagans, 227.--SOAP ROCK, 228.--Copper found in this district, 229.--KYNANCE COVE--Asparagus Island--The Devil's Bellows, 229.--Explanation of the phenomenon, 230.--LIZARD LIGHT-HOUSES, 231.--Geology of the Eastern Coast of the Peninsula, 232.--Frying Pan Rocks near Cadgwith, 233.--Diallage Rock--Mr. Majendie's researches in this district, 233.--Coverack Cove, a spot of the highest geological interest, 234.--Professor Sedgwick's Observations thereon, 235.--Tregonwell Mill, the habitat of Menacchanite or Gregorite, 236.--CONCLUDING REMARKS, 237._ APPENDIX. PART I. _A Dialogue, between Dr. A. a Physician, and Mr. B. an Invalid, on the comparative merits of different Climates, as places of Winter residence_ _p._ 239 APPENDIX. PART II. _An Account of the First celebration of the Knillian Games at Saint Ives_ _p._ 260 _A Cornish Dialogue_ 267 _Carn Breh--An Ode hitherto unpublished, by Dr. Walcot_ 271 A GUIDE TO THE MOUNT'S BAY AND THE LAND's END. INTRODUCTION. _Of the Mount's Bay, and the Land's End District._ At the most western extremity, and in the lowest latitude of Great Britain, is situated this delightful and justly celebrated Bay. It is bounded by an irregularly curved outline of many miles in extent, the extreme points of which constitute the well known promontory of the "_Lizard_," and the singular headland, "_Tol-Pedn-Penwith_," near the "_Land's End_."