*
In Tennessee and Kentucky, recreational cannabis is illegal. But, people are willing to make the drive over the Ohio River, crossing state lines into Illinois, that’s where it is legal. The drive is roughly an hour into the state from some parts of Tennessee.
*****
And given asset forfeiture laws, I can just about guarantee you that any roads coming from Illinois are heavily patrolled by the THP. I wouldn't doubt that Tennessee doesn't have cops hanging around the pot shops recording license plate numbers like California did at Nevada gun shows.