[Talk-GB] Use of Drones

[Malcolm Herring]

On 18/09/2017 11:03, Brian Prangle wrote:
> Does anyone have any experience of using drones?

I once used a drone to map an inaccessible island in the Humber. The 
drone's camera can be pointed directly downwards, so I flew it around 
the island, keeping the high water mark in the centre of the frame. I 
then used the stored GPS track to update the map.