If you go to the skywalk the Indians have NO Barriers at the canyon and you can quite easily fall off the edge
A healthy dose of acrophobia assures that I’ll never put that to a test.
I briefly work for a concrete pumping company in the early 80's.
Try going to top of a building (27th floor) at 3 am to set up piping at the pour floor...
No lights, No flashlights, No barriers for the perimeter edge, open elevator shafts and stair wells with no barriers....
But the view was good.