https://anomalien.com/a-dark-and-scary-history-of-portlands-shanghai-tunnels
The old Shanghai_tunnels were quite a trap.
https://www.atlasobscura.com/places/portland-s-shanghai-tunnels
Of course such secret urban tunnels could be used for various things.
https://www.legendsofamerica.com/or-shanghai
No comments:
Post a Comment
Note: Only a member of this blog may post a comment.