Why is such a tunnel needed?
Why is such a tunnel needed?
![the background blur](https://media.mas.to/masto-public/media_attachments/files/111/488/797/201/592/445/original/59e004623401f119.jpg?thumbnail=256&format=webp)
![](https://media.mas.to/masto-public/media_attachments/files/111/488/797/201/592/445/original/59e004623401f119.jpg?thumbnail=1024&format=webp)
I found such a photo on the Internet and became interested in what function such a structure could perform.
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We had a few of these built in my country to allow wildlife to cross safely.
65 0 ReplyWe’ve had a few of these built on my planet too actually
13 0 ReplyThat was my first guess about its purpose. Thanks for the info!
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