Big Ben tours are now suspended due to renovations. They should resume in 2021.
Wikipedia https://zh.wikipedia.org/wiki/大本钟
Official website http://www.parliament.uk/about/living-heritage/building/palace/big-ben/
电话 +44 20 7219 4272
地址 Palace of Westminster, House of Commons, London, SW1A OAA, UK
坐标 51°30'2.482" N -0°7'28.502" E