I've noticed a passable number of videos themed on "size comparison":
https://www.youtube.com/watch?v=2gFZOD3Y1Gg
https://www.youtube.com/watch?v=PRwGu0Y5boY
https://www.youtube.com/watch?v=BLNzJWscXEk
https://www.youtube.com/watch?v=aPHpvSrAtAs
https://www.youtube.com/watch?v=aPfJAN-lhw8
https://www.youtube.com/watch?v=7CXNa_m52r0
https://www.youtube.com/watch?v=m_Loc7qX7FI
https://www.youtube.com/watch?v=1bHs7kJJQJ0
https://www.youtube.com/watch?v=gnxd3t6iUiM
https://www.youtube.com/watch?v=iRBmUQQzpWQ
https://www.youtube.com/watch?v=75QuQD4tIfo
https://www.youtube.com/watch?v=52wYmtFuxT0
I think we might open an entry for it.