Sources 16-20

http://www.worldreviewer.com/travel-guides/fortification/great-wall-of-china/12659/
1.worldreviewer.com
2.doesn't say
3.doesn't say
4.it gives general information and pictures about the great wall
5.yes
6.it has pictures

http://www.beijingtrip.com/attractions/greatwall/intro.htm
1.beijingtrip.com
2.doesn't say
3.doesn't say
4.It gives general information about the great wall
5.yes
6.i believe the information

http://www.asiarooms.com/travel-guide/china/sightseeing-in-china/great-wall-of-china.html
1.asiarooms.com
2.doesn't say
3.doesn't say
4.gives the history and different parts of the wall
5.yes
6.i have seen the information before.


http://chinatour.net/information.php?info_id=8&order=10
1.chinatour.com
2.doesn't say
3.doesn't say
4.gives information and pictures about the different parts of the great wall
5.yes
6. i have seen the information before

http://www.allsands.com/history/places/historyoftheg_rkf_gn.htm
1.allsands.com
2.doesn't say
3.doesn't say
4.it gives the history about the great wall
5.yes
6.i have seen the information before