Architecture of ancient Bengal breathe with stories, spaces and interplay of light and shade. Spiritual spaces and spatial sequences shaped architectural wisdom precisely in different ages as well as period. Short research is going to address three different eras in ancient Bengal by providing illustrations of three prominent and splendid architectures in different regions in Bengal. The following sectional illustrations would be focused on spatial drama, course of action, permeability and lastly the sense of meaning of the structure. The article is more based on illustrative process of explanation.