The “Pale Blue Dot” image of earth taken by Voyager 1. Carl Sagan pushed to have Voyager take a parting shot before they turned off the camera. The earth is about one pixel in size.

The Time Cube so I could rebuild society.

https://en.wikipedia.org/wiki/Time_Cube

https://web.archive.org/web/19981212033445/http://www.timecube.com/

Even better version: https://web.archive.org/web/20120224094852/http://www.timecube.com/

“Lemmy, what do you call users of Lemmy?”

“Lemmings” is the obvious answer