According to this map there is a cross-country route starting from here:
http://www.nps.gov/jotr/planyourvisit/upload/turkeyflats.pdf

path

incl bakery

bench

Info

One cannot just walk from Queensway to Supreme Court Road here, as it seems from the map: There is a building at Queensway, on has to enter and has to take several stairs up.

Building does not exist any more

Carrer cervantes

Parking

Another Path