Kate Middleton and her family took a ski vacation in the Alps sometime between Christmas at Sandringham and her 43rd birthday on Jan. 9, which she is thought to have celebrated at home.

According to the Mail on Sunday, Kate celebrated the new year by taking a skiing vacation in the Alps. Kate was joined on the trip, which reportedly happens "just over two weeks ago," by her husband, Prince William, and their three children, Prince George, 11, Princess Charlotte, 9, and Prince Louis, 6.

Everything to know about Kate Middleton's relationship with her family, including parents Michael and Carole and siblings Pippa and James

The Prince and Princess of Wales took their children Prince George, Princess Charlotte and Prince Louis on a skiing trip earlier this month

Kate Middleton and Prince William went on a discreet ski trip with their family over the New Year, and we, the people, are only just hearing about it. According to the Daily Mail, the couple “slipped away from their home at Anmer on the Sandringham estate shortly after Christmas” and spent several days in the Alps—where they were joined by Kate’s family.

Princess Kate Middleton took a ski trip with her family before announcing her cancer is in remission, The Mail on Sunday reports. Middleton, 43, and Prince William, 42, traveled from their home in the U.