
(from the article `sculpture`) Examples of sculpture of which the positioning, or siting, as well as the imagery is symbolic are the carved boundary stones of the ancient world; ...
Found on
http://www.britannica.com/eb/a-z/b/99

A stone which is placed at the edge of a piece of land, e.g. at a change of ownership.
Found on
http://www.encyclo.co.uk/local/20766
No exact match found.