https://www.youtube.com/watch?v=8M-ab5ISjcs&feature=emb_logo Video Credit: Paradox Interactive's YouTube Channel
SimCity Vs Cities Skylines
YouTuber Door Monster created a funny skit putting SimCity & Cities: Skylines head to head. https://www.youtube.com/watch?v=Qhd9UF-tM1E&feature=emb_logo Video Credit: Door Monster's YouTube Channel
A City With No Services!
YouTuber, Jay Oddity created a video of Cities: Skylines to what would happen if you don't use certain services. https://www.youtube.com/watch?v=4u59gsvKFQw&feature=emb_logo Video Credit: General Gamer's YouTube Channel
Snowfall DLC
https://www.youtube.com/watch?v=D16RJNPRFxQ&feature=emb_logo Video Credit: Paradox Interactive's YouTube Channel
An Norwegian Inspired Map: The Mountain Train
Although the original creator didn't publish this video, this map is actually playable from the Cities:Skylines Workshop. The map is of Sognefjord, Norway and it looks like the map includes this railroad line. https://www.youtube.com/watch?v=0MfdqzmTZIM&feature=emb_logo Video Credit: Pikafuu's YouTube Channel