A: Hi there!I'd like to look around London but don't have long.What do you suggest?
B: Why don't you join one of our City Tours?
A: How long do they take?
B: The two most popular are the Original Tour and The City Sightseeing Tour.The both take about two hours.
A: Could you tell me about the first one?
B: Sure.IT's basically an arrchitectural tour.You'll see a lot of historical buildings.We'll stop off at Buckingham Palace,and the National gallery.
A: What about that big clock?What's it called?
B: Ah!You mean Big Ben!Yes,it's included in the route.We also go past the Tower of London.
A: Does the tour stop at all the sights?
B: At all the important ones it does.And of course you'll have plenty of time to walk around,take photos,and pick up some souvenirs.
A: Where does the tour stop?
B: Well,it leaves from Piccadilly Circus every twenty minutes irso and it end it ends up there too.