Cake designers have created an edible replica of the Stone of Destiny to mark the 10th anniversary of its return to Scotland.
Soldiers carry the Stone of Destiny cake at Edinburgh Castle
The cake will be on show on Thursday - St Andrew's Day - in the Great Hall at Edinburgh Castle.
Scotland rugby captain Chris Paterson will cut the cake at 1300 GMT.
As well as free admission to the castle on the day, 710 balloons will be released to mark the years since the stone was taken to England by Edward I.
A total of 24 sponges were used to make the cake, which measues 67cm x 26.5cm,
Barbara Smith, executive manager at Edinburgh Castle said: "We are delighted to have the Scotland rugby captain assisting us in our celebrations on Scotland's national day.
"The Stone of Destiny is one of the most powerful symbols of Scottish nationhood, so who better than a powerful Scotsman to cut it for us.
"The staff here are really looking forward to welcoming visitors for free on the day and we hope everyone will get caught up in the patriotic spirit."