576
The US has so much space
(lemmy.world)
General rules:
Exceptions may be made at the discretion of the mods.
22 hours from south to northern sweden, and that's basically all on the most important highways of the nation! If you do the trip when no one else is out, that should be a smooth 120km/h alsmost constantly.
And barring some minor projection weirdness, it's slightly longer than the longest distance in texas!