The history of the keep-left rule can be tracked back to ancient Greece, Egypt and Rome, and was more widely practised than right-side traffic.
This rule was more widely practised than right-side traffic. The history of the keep-left rule can be tracked back to ancient Greece, Egypt and Rome.
The history of the keep-left rule can be tracked back to ancient Greece, Egypt and Rome. This rule was more widely practised than right-side traffic.
The history of the keep-left rule can be tracked back to ancient Greece, Egypt and Rome. This rule was more widely practised than right-side traffic.