Here's a colouring page of Windsor Castle to print. Originally built in the 11th Century it has been used as a royal palace since the reign of Henry I.
This simple lettered God Save the Queen colouring page will be fun for younger children, and can look extremely effective when complete, whether they choose royal purple colours, something completely different, or traditional red, white and blue.
If I was a queen, this is exactly the sort of throne I would like to sit on - grand and imposing, but still very comfortable! What colour will it be? We have a more detailed throne colouring page for older kids here.
Here's a simplified illustration of the Sovereign's Sceptre, part of the Crown Jewels and presented to Her Majesty Queen Elizabeth on her coronation. It makes a perfect colouring page for younger children. We have a version for older kids here.