Title text:
A lot of the highway department’s budget goes to adjusting the sign whenever the moon passes directly overhead.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3174/
Title text:
A lot of the highway department’s budget goes to adjusting the sign whenever the moon passes directly overhead.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3174/
The Karman Line is typically 100-120 km up.
You could put a flat 100 km on the sign and call it a day.