1.It's one of the oldest buildings in London.
2.Now we are approaching Trafalgar Square.
3.I'll go to Portugal tomorrow.
4.To the left you see the Houses of Parliament with famous clock-tower Big-Ben.
5.This is Tower Bridge, the most striking of all London bridges.
6.Its long history lures thousands of travelers.
7.St.Paul's Cathedral is the most famous cathedral in England.
8.Its dome and twin towers still catch the eye now.
9.Buckingham Palace was built in 1705.
10.In Venice, Italy, there are more than 400 bridges.
11.The ruins of Troy City is in Turkey.
12.The ruins of Troy City can tell people at that time Troy City was very wealthy and very grand.