the tower is situated in middle of the city, implanted on a slope. the principal facade is oriented to the "largo d. pedro v"', laterally to the access ramp of terreiro da sé. perpendicular to the northern facade of the tower is a residential building, addorsed to it on the other side is the "arco de são sebastião" ("st. sebastian arch"), consisting of two arches with central column. to the north and west are residential and commercial buildings of three- to four-storeys, and to the east the group that includes the sé cathedral and episcopal palace.