Yes, I remember some 20 years ago there were projects for even larger airships (please read as carrying bigger loads) aimed at supplies to otherwise inaccessibl

Yes, I remember some 20 years ago there were projects for even larger airships (please read as carrying bigger loads) aimed at supplies to otherwise inaccessible places/construction sites/mines, called Cargolifter: https://en.wikipedia.org/wiki/Airship#Heavy_lifting https://en.wikipedia.org/wiki/Airship#Heavy_lifting https://en.wikipedia.org/wiki/CargoLifter https://en.wikipedia.org/wiki/CargoLifter