Winter at the door, brandy in my pocket.
Just a guess but 'round these parts, the spring snowmelt uncovers untold treasures...if you are the first to get to it. This appears to be a group of treasure hunters scouring the shores of a recently thawed , posing lake/river with the "find of the day"; a slightly used 195/75R16 BF Goodrich blackwall.
You know I'm slow, but I'm finally catching on to the fact that you have a tendency to pick out the automotive elements in a pic and you seem to have a knack for I.D.-ing them. Okay, so game on! I might just have to put your abilities to a challenge in a future post. Keep your peepers peeled.