When looking from the center of old Si Thep in Si Thep Historical Park to the west. Seeing Khao Ta mor ratr, Thamrath is a triangular shape that is in the same axis as the Prang Si Thep and the two pagoda clearly. In addition, the prangs in the two old Si Thep is facing the west, which is directly to the hill. this Khun Thammarat is likely to have a significant relationship with the two pagoda certainly. And with Khao Tamor ratr there are no other kills nearby. Khun Thammarat is likely to be a major destination or point of view for ancient travelers.