Most people probably assume that members of the Royal Family spend Christmas in decadent surroundings, sitting on plush furniture, and eating expensive meals. However, one royal expert has suggested that some aspects of the Sandringham Estate in Norfolk, where the royals traditionally spend the holiday season, are a little antiquated.

King Charles and Queen Camilla, who have made Christmas morning mass at Sandringham Church an annual tradition, were joined by Prince William, Kate Middleton and their three children: Prince George, Princess Charlotte and Prince Louis.

Prince Harry and Meghan Markle reportedly spent Christmas at their California home, absent from royal celebrations at Sandringham.

Charlotte looked gorgeous in a dark blue-and-black plaid coat with blue tights and a dark green bow in her long brown hair during the Christmas walk. But while most royals, including King Charles and Queen Camilla, stop to wave or have a quick chat with onlookers, Princess Charlotte did something more unexpected — she posed for a selfie with a fan!

The Royal Family gathers at King Charles' Sandringham estate in Norfolk each Christmas, continuing a tradition dating back to Queen Victoria. The 20,000-acre estate, purchased in 1862, holds significant historical value for the family.

The Sandringham Christmas walk isn't the only time that Charlotte has posed for a selfie—after attending the Eras Tour alongside William and George, the pop star took a photo wi

Princess Charlotte made the traditional walk to Christmas services at Sandringham, and royal observers were very impressed by how she conducted herself.