Built in the 16th century, this mansion has amazingly painted and frescoed walls. Actually, it is one of the oldest houses in the city.
Wikipedia https://es.wikipedia.org/wiki/Casa_del_De%C3%A1n_(Puebla)
Info http://www.puebla.travel/es/museos/item/casa-del-dean
Address 504 Calle 16 de Septiembre, Heróica Puebla de Zaragoza 72080, Mexico
Coordinates 19°2'32.662" N -98°11'59.608" E