funny@lemmus.org to Ask Lemmy@lemmy.world · 1 year agoWhy is such a tunnel needed?media.mas.toimagemessage-square128fedilinkarrow-up1766arrow-down146file-text
arrow-up1720arrow-down1imageWhy is such a tunnel needed?media.mas.tofunny@lemmus.org to Ask Lemmy@lemmy.world · 1 year agomessage-square128fedilinkfile-text
I found such a photo on the Internet and became interested in what function such a structure could perform.
minus-squareSlow@lemmy.todaylinkfedilinkarrow-up17·1 year agoThis is cool. This is the first time I have heard about such projects.
This is cool. This is the first time I have heard about such projects.