66 People Share TV Shows That Didn’t Decline In Quality As Long As They Ran
boredpanda.com/tv-shows-that-kept-their-quality 
1Avatar: The Last Airbender
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#2The Joy of Painting
RIP Bob Ross
Image credits: DuckFlat
#3Twilight Zone the original Black and White.
Image credits: sonoma95436
#4The Good Place. The writers knew exactly what they wanted to do it, they did it, and didn't linger any longer even though it was surely successful enough that they could've gotten more…
This story appeared on boredpanda.com, 2023-03-19.