MEMORIAL

from wikipedia:-

A memorial is an object which serves as a focus for memory of something, usually a person (who has died) or an event. Popular forms of memorials include landmark objects or art objects such as sculptures, statues or fountains (and even entire parks).

The most common type of memorial is the gravestone or the memorial plaque . Also common are war memorials commemorating those who have died in wars. Memorials in the form of a cross are called intending crosses.