2 ms·
The interstate highway system was started in the 50s. It wasn't declared complete until 1992. https://en.wikipedia.org/wiki/Interstate_Highway_System https://e
by dreamcompiler 3y ago
The interstate highway system was started in the 50s. It wasn't declared complete until 1992.
https://en.wikipedia.org/wiki/Interstate_Highway_System https://en.wikipedia.org/wiki/Interstate_Highway_System