Right To Left

Riddle: A man is driving down a freeway in the right lane. He puts his left blinker on. He does not steer left at all, yet he manages to switch from the right to the left lane. He does nothing illegal. How is this possible?

Answer: He switched lanes while there was a right bend in the road. Source: https://riddles.com/index.php/6765

A man is driving down a freeway in the right lane. He puts his left blinker on. He does not steer left at all, yet he manages to switch from the right to the left lane. He does nothing illegal. How is this possible? — Right to left by Arri Riddle