answer: #Person1# and #Person2# are enjoying the beautiful view of the Grand Canyon. They think it a nice change from the polluted and crowded city.
documents: #Person1#: What a beautiful view.
  #Person2#: It sure is. The Grand Canyon is truly a masterpiece. No man could ever make anything like this.
  #Person1#: What is that below?
  #Person2#: It is the Colorado River. You can go down the river in a boat if you wish.
  #Person1#: No. Thank you. It looks a bit too dangerous for me.
  #Person2#: There is a beautiful state park here. I can see why so many people come out here to camp.
  #Person1#: Yes, there is beautiful view. You can go fishing, camping and also enjoy this beautiful clean air.
  #Person2#: It definitely is a nice change from the polluted and crowded city.
  #Person1#: That's true.