Most of us people like the spiral staircases because they look cool.
There is something about strolling upstairs in circles on spiral staircases that is truly eccentric. But the thing that is not is enjoyable is that often these staircases cost much more than the normal stairs. So, I wish if I were as genius as the guy in this video then I would also make spiral staircase fir myself by spending a little money.
Well now you could make one by watching this video and following the simple steps.