I can see that...but 6 levels and nothing? I finished 122 at about 12 minutes, went to 123 and they disappeared completely. These screenshots are just from one run (of seven). I don't know...this just seems odd.
Ok. Scratch all that. They dynamically load based on progress --> https://us.forums.blizzard.com/en/d3/t/are-there-fewer-pylons-in-the-game-now/24575
I've been playing for a long time and never noticed...what a dope. :/