1. What is the largest in Europe?
2.How old is London?
3. Are there any intersting places to visit in London?
4.what intersting places of London do you know?
5. Where does the Queen of England live?
6. How many rooms does Buckingham Palace have?
7. Where is the Prime Minister's official residence?

1.Istanbul2. about 2000 years3. Big-Ben4. Big-Ben5. Buckingham Palace6. 775 rooms7. Downing Street