complete the sentences with the definite article the if necessary 
Example:... Kremlin is the heart of Moscow and Russia, isn`t it? - The Kremlin is the heart of Moscow and Russia? isn`T it?

1.When was ... Tower of .. London built?
2.Whoat is ... British Musemum famous for?

1) When was the Tower of London built?2) What is the British Musemum famouse for?скорее всего так