The end of Great Wall ?

Does anyone know how long the great wall is?

Details at:

http://en.wikipedia.org/wiki/Great_wall

6,400 km (4,000 miles)

hallo I am Satish Ravat

Hey nice see this HUGE structure made by man
from the start,
Really it is best example of Unity and willpower
n brief idea of human creations
w8 do u think
it takes more than hour to watch its single watching tower
but really great experience
thanx wiki...