Siphonay is a user on octodon.social. You can follow them or interact with them if you have an account anywhere in the fediverse.
If you don't, you can sign up here.
I visited the tunnel of Rennes' future second subway line, here are some pics
@dzuk it was a short but fun visit
*stranger things theme plays*
Software Archaeologist
@Siphonay sick half life 3 leak my dude
@puppy half dude*
@Siphonay my semidemidude
@puppy that's a fourth of a dude!!!
@Siphonay ça ressemble moins aux cavernes lugubres qu'on a Paris 
@Siphonay awww fucc yesss, I love underground structures and metrossss