Oh there are many wild ideas… I don’t know of any other pyramid shaped ones though.
For other shapes, I think The Line in Saudi Arabia is worth a mention, because it’s actually being built. Slave labour and other issues aside, it’s interesting that they attempt to follow through on such an insane plan.
Oh there are many wild ideas… I don’t know of any other pyramid shaped ones though.
For other shapes, I think The Line in Saudi Arabia is worth a mention, because it’s actually being built. Slave labour and other issues aside, it’s interesting that they attempt to follow through on such an insane plan.
https://en.wikipedia.org/wiki/The_Line,_Saudi_Arabia