Take a look at asena21.pl
Valentine Heart with dedication has been crafted on the sky using autonomous UAV.
Well beyond visual range, below frost point, in dense fog. Somehow it worked, over wast swamps near Wrocław, Poland (pronounciation: WrocLove).
The webpage looks like a quick mash-up but it's there. 4x3km, at 300m AGL.
A movie will come a few days later.
Raw flight recording https://vimeo.com/59659590