>>510866280
relevant
https://www.911research.wtc7.net/~nin11evi/911research/wtc/arch/foundation.html
https://www.youtube.com/watch?v=3CBtxBXoF50
https://www.youtube.com/watch?v=DxHjYahjSc4
https://www.youtube.com/watch?v=w--5Qc7vmpg
These aren't the original PATH walk through video as posted on PATH's twitter. I think they deleted it when they began removing stuff when it became X.

some other misc things
https://www.youtube.com/watch?v=_iXW_j1KD2k
https://www.soundandcommunications.com/ground-zero-reminiscence/