modify only the facade material while keeping the architecture exactly the same do not add any columns pillars or structural elements keep the flat wall geometry unchanged replace the stucco finish on the far right corner wall with light beige limestone blocks similar to modern mediterranean architecture the stone should appear as flat stone cladding on the wall surface wrapping the outer corner of the building maintain the existing large smooth stucco wall beside the entrance keep the existing stone element on the left side do not change windows stairs landscaping sculpture or roof the result should look like elegant stone veneer applied to the building corner not a structural column