Many from all walk of life and from different countries and who have had a trance experience or by the Dam San, report sealing shimmering patterns Like this one. The utt must have spent many hours planning and completing this engraving. On the right, there are concentric circles next to a male figure with three legs, or perhaps two legs and a tail. People taking part in trance dances sometimes feel as if they are temporarily growing limbs or their bodies are distorted. By placing the concentric dides next to the man, the artist ls emphasising that this is an Illustration of trance experience.