ooli@lemmy.world to Today I Learned@lemmy.worldEnglish · edit-22 months agoTIL about erdstall , more than 600 tunnel found across Europe of unknown origin but are believed to date from the Middle Ageswww.atlasobscura.comexternal-linkmessage-square31fedilinkarrow-up1201
arrow-up1201external-linkTIL about erdstall , more than 600 tunnel found across Europe of unknown origin but are believed to date from the Middle Ageswww.atlasobscura.comooli@lemmy.world to Today I Learned@lemmy.worldEnglish · edit-22 months agomessage-square31fedilink
Titlegore tbh