Windsor (21) lies twenty-one miles from London.
If you (22) go there by train, it (23) will take you an hour.
Windsor (24) is famous for its ancient castle and beautiful countryside.
For 800 years Windsor Castle (25) has been the residence of the British Royal Family.
The Castle (26) was started by William the Conqueror in the 11th century.
The surrounding countryside (27) changed (или had changed) little since the time when Chaucer (28) stood there looking at the country beneath.
The most important feature of the Castle (29) is the Round Tower which can (30) be seen from far away.