Aro ancestral house is one of the few houses remain standing for more than a century which is located at San Juan Street, Liliw, Laguna where the newly Red-Brick Road was constructed for the purpose of blending the façade of old structures. It is owned by the great grandmother of Mr. Jose Dela Peña Aro and was bequeathed to her mother, Mrs. Irene Arbela Dela Peña Aro. It was in the year 1920’s, when the house was converted into a business establishment named “Dela Peña Pharmacy” which was managed by the Dela Peña siblings. At present, the heirloom house was taken cared by the only living heiress by the name of Mrs. Mil Aro, the wife of the late Mr. Jose Dela Peña Aro. At present, the old houses in the area is getting the attention of the foreign and local tourist as they experience back in time way of life of our ancestors.