Caves in Calcareous Rocks of various ages 25-27 Their Relation to Pot-holes, “Cirques,” and Ravines 27, 28 Water-Cave of Wookey Hole 29-31 Goatchurch Cave 31-34 Water-Caves of Derbyshire 34 Water-Caves of Yorkshire--Ingleborough 35-39 Rate of Deposit of Stalagmite 39-41 Descent into Helln Pot 41-47 Caves and Pots round Weathercote 47-50 Formation of Caves, Pot-holes, and Ravines 50-57 Caverns not generally formed in line of Faults 57 Various Ages of Caves 58-61 Filling up of Caves 61 Cave of Caldy 62-68 Black-Rock Cave, Tenby 68 Carbonate of Lime dissolved by Atmospheric Water 69-70 Circulation of Carbonate of Lime 71 Temperature of Caves 71-72 Conclusion 73 CHAPTER III. HISTORIC CAVES IN BRITAIN. Definition of Historic Period 74 Wild Animals in Britain during the Historic Period 75-77 Animals living under the care of Man 77 Classificatory Value of Historic Animals 78-81 The Victoria Cave, Settle, Yorkshire--History of Discovery 81-85 The Romano-Celtic or Brit-Welsh Stratum 86-88 Bones of the Animals 88-90 Miscellaneous Articles 90-92 The Coins 93 The Jewellery, and its relation to Irish Art 94-101 Similar remains in other Caves in Yorkshire 101 Caves used as places of Refuge 102 The evidence of History as to Date 103-111 Britain under the Romans 103-105 The inroads of the Picts and Scots 105 The English Conquest 107 The Neolithic Stratum 111-115 Approximate Date of the Neolithic Occupation 115 The Grey Clays 116-118 The Pleistocene Occupation by Hyænas 118-121