funny to Ask Lemmy@lemmy.world · 1 year agoWhy is such a tunnel needed?media.mas.toimagemessage-square130fedilinkarrow-up1775arrow-down146file-text
arrow-up1729arrow-down1imageWhy is such a tunnel needed?media.mas.tofunny to Ask Lemmy@lemmy.world · 1 year agomessage-square130fedilinkfile-text
I found such a photo on the Internet and became interested in what function such a structure could perform.
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