a 4k walk is a 4 kilometer walk.. that is really long.
it's going to be easy (whatever it is)
A Long Walk was created in 2006.
The Long Walk was created in 1979-07.
I think term of an expression is a long period of problem
The Long Walk has 384 pages.
The Long Walk was created in 1979-07.
The duration of A Long Walk is 2.27 hours.
The Long Walk Home was created on 1990-12-21.
Long Walk Hurdle was created in 1965.
Long Walk to Freedom was created in 1995.
A Long Walk to Water was created in 2010.