I see your pointless bucket on rope and raise you an unreachable Skelton on the Underdark beach!
What could be on it? We'll never know! It could be a fabulous magical item...or just a bone.
It's clear that certain objects only serve the pure illustration I have already on the radar. The same goes for NPCs that were simply implemented into the game to die... You can't save them all, but the desire for a possibility may be conceded to the adventurous exploration behavior.