End of human CIVILIZATION.
Westworld Season 3, Episode 8
Rode them from Valyria
to build the greatest CIVILIZATION
Game of Thrones Season 1, Episode 4
could be evidence
of alien CIVILIZATION.
The Big Bang Theory Season 12, Episode 20
They exist in case we ever make contact
with an alien CIVILIZATION.
The Big Bang Theory Season 9, Episode 10
Last night, Raj accidentally made
contact with an alien CIVILIZATION...
The Big Bang Theory Season 4, Episode 9