Ok, my memory failed me completely. The surveyor was 'David Thompson', the episode is episode 5 of 6 of the 'Northern Wilderness' series. The episode is named

Ok, my memory failed me completely. The surveyor was 'David Thompson', the episode is episode 5 of 6 of the 'Northern Wilderness' series. The episode is named 'Koo Koo Sint' which was the name the indigenous people called 'David Thompson' which translates to 'the star gazer'.