ooli@lemmy.world to Today I Learned@lemmy.worldEnglish · edit-23 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-up1216
arrow-up1216external-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-23 months agomessage-square31fedilink
minus-squaresundray@lemmus.orglinkfedilinkEnglisharrow-up21·3 months agoIt’s probably just some kids messing around:
It’s probably just some kids messing around: