In the 2000 centuries, since that unexplained catastrophe, even their cloud-piercing towers of glass and porcelain and adamantine steel have crumbled back into the soil of Altair-4, and nothing absolutely nothing, remains above ground.
18 seconds sound clip from the Forbidden Planet (1956) movie soundboard.
You can hear this line at 00:50:58 in the Blu-ray version of the movie.
Quote context
[...]
- I see, that explains the tiger and the deer.
- The heights they had reached.
- I suggest you consider it in comparison to one of our functionally-designed human doorways.
- That recording was made by Krell musicians a half a million years ago.
[...]