# Traffic in ancient Rome
## Carriages were banned in Ancient Rome because of gridlock
Julius Caesar created a law banning horse-drawn in ancient Rome because of pollution and gridlock along the city streets.
###### References
- [99% Invisible - The Big Crapple: NYC Transit Pollution from Horse Manure to Horseless Carriages](https://99percentinvisible.org/article/cities-paved-dung-urban-design-great-horse-manure-crisis-1894/)
###### Followup
- #followup https://www.penn.museum/sites/expedition/the-embattled-driver-in-ancient-rome/
- #followup https://www.sciencenews.org/article/ancient-rome-forbade-downtown-traffic-day
- #followup https://www.romanarmytalk.com/rat/showthread.php?tid=30501
###### Questions
- #question What were [[wayfinding tools]] and methods in Ancient Rome?
From Penn Museum: “Signposts were not necessary to indicate this condition as it was far easier to erect stone posts across the roadway.”