Visitors' books from the residence of Britain's prime minister have been made public for the first time, revealing a who's who of famous signatures going back decades. Illustrious autographs penned by guests to 10 Downing Street, London, include those of South African anti-apartheid hero Nelson Mandela, the late Queen... read full story
"Visiting Downing St, No 10, is always an unforgettable experience"