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
Prince Albert Victor, Duke of Clarence and Avondale wrote, "how deeply I did love him; & I remember with pain nearly every hard word & little quarrel I ever had with him & I long to ask his forgiveness, but, alas, it is too late now!" George took Albert Victor's place in the line of succession, eventually succeeding to the throne as George V in 1910. Drawn together during their shared period of mourning, Prince George later married Mary himself in 1893. She became queen on George's accession. Albert Victor's mother, Alexandra, never fully recovered from her son's death and kept the room in which he died as