"The US town of Aspen is swapping its annual Fourth of July fireworks display for a drone show - because of a wildfire risk in the drought-hit area.Officials say 50 drones will light up the night sky in patriotic colours to mark Independence Day.
The 15-minute show will start at 21:15 local time (03:15 GMT Thursday).
This comes after Colorado's fire authorities introduced strict fire restrictions across huge swathes of the western state."
I approve of this use of drones. See for example...