I just finished a 4.25km hiking that lasted about 1hh:2mm:0ss !
In the dark and cold nights, I spent 60 minutes walking, and I am happy with that despite the psychological state that I was suffering from at that moment, as problems searched for you in abundance and found you alone and alone and did to you as they pleased.
Check out some detailed info at my EXHAUST page
Join me in testing out EXHAUST!