FarrWorld Gardd Llangattock Crickhowell Powys 01873 811085 based Crickhowell south east Wales where will find very best cave mine diving sites Local venues offer unparalleled variety scope manner activity primary training sites unrivalled British Isles with visibility rarely less than metres water temperature eight degrees better These all-year sites remain unaffected regardless weather Farrworld thirteenth year professional facility specialising primarily