In Rome at Christmas, you can explore the many churches, admire the intricate architecture, and immerse yourself in the rich history and culture of the city. The ancient ruins and landmarks are particularly striking during the festive season, when the streets are illuminated by twinkling lights and decorations. You can also visit the Vatican and see the Pope's Christmas mass, which is an incredibly moving experience. There are also many festive markets and fairs to visit, where you can find unique gifts and souvenirs, and enjoy traditional food and drink.