"but where do you find memes on the Wikipedia"
Listen mate, let me tell you two things:
A: The Wikipedia is a far less serious place then many would think
And
B: There are actually a lot of (non-serious) Wikipedia pages that aren't well known to the general public. I could tell you about those pages, but really it is an initiation ritus for every wikipedian to discover those pages for themself. So, no, i won't give you links, deep dive into Wikipedia culture on your own time.
But, just to show that what i'm saying is true, here is a page in the German Wikipedia that claims that the Wikipedia servers are run by hamsters:













