Queen Victoria interred beside Prince Albert in Frogmore Mausoleum at Windsor Great Park. With a reign of 63 years, seven months and two days, Victoria was the longest-reigning British monarch and the longest-reigning queen regnant in world history until her great-great-granddaughter Elizabeth II surpassed her on 9 September 2015. She was the last monarch of Britain from the House of Hanover. Her son and successor Edward VII belonged to her husband's House of Saxe-Coburg and Gotha. According to one of her biographers, Giles St Aubyn, Victoria wrote an average of 2,500 words a day during her adult life. From July 1832 until
Grandchildren of Queen Victoria and Prince Albert of Saxe-Coburg and Gotha Crown Prince from 1861, German Emperor March–June 1888). They had eight children and twenty-three grandchildren. Not only was the Princess Royal the first child of Queen Victoria and Prince Albert, she also gave them their first grandchild (the future Emperor Wilhelm II, 27 January 1859 – 4 June 1941) and was grandmother to both the first of their 87 great-grandchildren to be born, Princess Feodora of Saxe-Meiningen (19 May 1879 – 26 August 1945), daughter of Princess Charlotte, and to the last of their 29 great-granddaughters to die, Princess Katherine of Greece and Denmark (4 May 1913 – 2 October