This issue discusses about the Beauty of Toba Architecture Living in Harmony with the Surrounding Natural Environment; Study of Theory Based on Security at Silimo Settlement in The Baliem Valley of Papua; The Existence of Tanjakas a Cultural Heritage That Must Be Preserved; Spatial Morphology of Margorukun Village Surabaya as a Region of Local Wisdom; Decolonization The Tacit Knowledge of The Bugis Traditional House through Ethnomathematics; and Wewowo Local Wisdom in Realizing the Process Sustainable Development.