Walking on air?

I'm wandering the Kremjin ruins, and I walked off a tall circular ridge and I'm now walking on air. I can't seem to find anything though. I'm not sure if this is a glitch, if there's something I'm missing, or if it's just a tease.
Welcome and Enjoy!
https://www.aldorlea.org/officialsite/phpBB3/
https://www.aldorlea.org/officialsite/phpBB3/viewtopic.php?f=50&t=2368
titaness wrote:I did that in 3Stars sometimes too. It's kind of fun, isn't it. Gives you a feeling of *power*, but over what
you don't know!!!![]()