Looks like all hidden roads in ATS and ETS2 found at least for now on game version 1.57, so this digest will be probably appear later this year when I have something to tease and discover.
You can see the complete list of cities with hidden paths here: https://trucksim.top/y9t6 and guides for both games below.

On the last digest I mentioned that Hidden Roads Study series will likely be put on hold or possibly discontinued and count of views of latest videos convince me to freeze it. Nevertheless below you can find the most comprehensive hidden roads guide for ATS and ETS2 for this moment. I’m not gonna transform to shorts, clickbait and fake speculations just for views or extra couple bucks.

I’m sharing found hidden secret roads in both American Truck Simulator and Euro Truck Simulator 2 periodically since 2022 when this feature been released on ETS2 and ATS 1.44. Actual spreadsheet list of cities with hidden roads for Europe and America is updating periodically here https://trucksim.top/y9t6. It is probably won’t help you with exact secrets locations but you can check if you missed any.


ETS2 (updated 01.24.2026, actual on 1.57 with Scandinavia Refresh and Nordic Horizon DLC, 110 roads so far)

ATS (updated 12.26.2025, actual on 1.57 with Louisiana DLC, 245 roads so far)

Unfortunately, YouTube search results often prioritize older videos, so even though I’m updating descriptions, outdated guides still rank higher in search results. Please always check if a more recent and updated guide is available.