This is a very interesting subject. I for one have always been a critic of the supernatural but time and time again have had personal experiences that could not be explained as anything but supernatural. I don't know, i think dousing a pic would be like seeing a ghost. I don't believe it can be done at will but given the right time and place, a person might get an overwhelming feeling or urge that leads them to an unexpected surprise.
This who ask permission to Dowse Maps.
"Primary Program is to be continually in effect until I choose to make changes.
Covering the overall primary controls, limits, agreements and dowsing responses.
The Purpose is to determine amounts, effects, conditions, circumstances, influences, times, measurements, distances, numbers, percentages and other requested areas.
Dowsing Communications to be inter- cooperative and restricted to: the Overall Universal Superconscious, my Superconscious, my Higher Self and their approved Spirit Guides/Guardian Angels, and others of their choice, my Mind Systems, my Subconscious and its related systems. This is to cause me no harm, discomfort or loss of energy, either physically or spirituality.
Influences such as misleading thoughts, imaging, wishes, or any other conditions from any source, physical or non- physical, including my own or other persons, entities or mind systems of any kind, are not to affect me adversely or cause incorrect dowsing answers.
Time as related to dowsing is to be in my time unless other wise requested.
Answers are to be selected from all available knowledge and information sources.
The Method of Answering by the pendulum or any dowsing systems is to be: General, swinging or moving to "yes", "no" or other information, indicating the most appropriate answer for the question asked. Clockwise spin is for searching or other agreed-on systems.
As far as I know I am the only one here using this method..