IF you have not tried this program, it is worth exploring. I am currently in progress in building city road system, having already done highways section.
Here is an introduction.
https://www.paradoxinteractive.com/games/cities-skylines/cities-skylines-remastered
![](https://static.wixstatic.com/media/69f14a_edc4a1c73640417c8bebc60c725fc603~mv2.jpg/v1/fill/w_147,h_83,al_c,q_80,usm_0.66_1.00_0.01,blur_2,enc_auto/69f14a_edc4a1c73640417c8bebc60c725fc603~mv2.jpg)
Is this program easy to follow?