Holyrood Abbey abbey's position close to Edinburgh Castle meant that it was often visited by Scotland's kings, who were lodged in the guest house situated to the west of the abbey cloister. In the mid-15th century, with the emergence of Edinburgh as the main seat of the royal court and the chief city in the kingdom, the Kings of Scots increasingly used the accommodation at Holyrood for secular purposes. James II and his twin brother Alexander, Duke of Rothesay, were born there in October 1430. James was also crowned at Holyrood in 1437 and building works were carried out before his marriage
Château de Blandy-les-Tours and structures of defence: a moat was dug and a new gate-tower with a drawbridge was included in the enclosing wall. The kings Charles V (1364 - 1380) and Charles VI (1380 - 1422) financed the transformation into a castle for the successive owners of the castle, the counts de Tancarville Jean II and his grandson Guillaume IV. A high keep, defended by two drawbridges, was built. The curtain wall was modified by the addition of new towers. All these modifications took place during the Hundred Years' War. However, the castle of Blandy-les-Tours was rebuilt in the 16th century by