To speak about The Tower of London, study this new information. (Изучи новую информацию, чтобы говорить о Лондонском Тауэре).
The Tower of London was a fortress, a palace, a prison and the King's zoo. Now it is a museum. A lot of interesting things are in the rooms of the White Tower. William the Conqueror built the White Tower in the eleventh century. 

Beefeaters (or Yeoman Warders) are ceremonial guardians of the Tower of London. They began guarding the Tower in 1485. Today there are 35 Beefeaters. The Yeoman Warders and their families live inside the fortress.

Black ravens always live in the Tower of London.
People keep them and look after them very well as they believe that London will be rich while ravens live there.