Which famous line was originally marked with 'crownstones' displaying a coat-of-arms on either side, many are still in place?
Mason–Dixon line reached: the Mason–Dixon line would be extended west to a point five degrees west of the Delaware River. To compensate Pennsylvania for the claimed territory lost, its western boundary would be run due north rather than copying the course of the Delaware River. The Mason–Dixon line was marked by stones every mile and "crownstones" every , using stone shipped from England. The Maryland side says "(M)" and the Delaware and Pennsylvania sides say "(P)". Crownstones include the two coats of arms. Today, while a number of the original stones are missing or buried, many are still visible, resting on public
National coat of arms the civilized world were monarchies and therefore used the monarchistic style of coat of arms. This style is illustrated below by the Swedish Greater Arms and the Royal coat of arms of the United Kingdom, both of which are still in use. Characteristic of this style are the escutcheon (shield) of the kingdom, the supporters on either side (usually beasts as in these cases, but may also be birds, fishes, humans/humanoids or even inanimate objects as depicted on the coat of arms of Spain) and the crown topping the arms. The crown on the UK arms is specifically St Edward's