Aerial drone view of dangerous black thin ice in a lake by springtime, with snowmobile tracks and natural holes in the ice that looks like small meteor hits

finland savonia icefishing varkaus ice kivinen taiga boreal scandinavia aerial climate winter wilderness pristine snowmobile drone forest spruce nature jappila melting pine cover air background weather above trees copy dangerous horizon sliding springtime natural route freighting grey sky risky tracks exciting holes clean cinematic space nobody thin caution black