An essential companion for anyone whether they be inexperienced or well-established setting out to build a cross country course. Clear, practical, time and money saving advice is given on all aspects of course building from planning and equipment to health and product details. The major part of the book is devoted to step-by-step instructions for building every type of basic obstacle, from an 'L' fence to a water complex. Health and safety requirements are fully covered in an additional chapter which includes a section on frangible pins. The text is expertly complemented throughout by specially commissioned line-drawings and photographs.