Peek wrote:

The pond seen from the top of the giant hill between O-Neill Lake and Robitaille Lake?

Nope. There is a visual clue in the picture
 

hydro corridor,, power lines???  

swedish pimple wrote:

hydro corridor,, power lines???  

you got the clue
 

TripperMike wrote:

Based on the clue and contour lines, I'm taking a wild guess at Shallnot lake. 

not so wild, you're as warm as I was after the hike up that hill 
 

Peek wrote:

Robin Lk?

Bingo, hard to say if the hike up the hill was harder than the portage, but both were worthwhile.