funny@lemmus.org to Ask Lemmy@lemmy.world · 7 months agoWhy is such a tunnel needed?media.mas.toimagemessage-square118fedilinkarrow-up1680arrow-down147file-text
arrow-up1633arrow-down1imageWhy is such a tunnel needed?media.mas.tofunny@lemmus.org to Ask Lemmy@lemmy.world · 7 months agomessage-square118fedilinkfile-text
I found such a photo on the Internet and became interested in what function such a structure could perform.
Nature bridge