Probably a train.
There's a dozen video max about this on youtube. even from /our/ guy Miles in transit.
https://www.youtube.com/watch?v=fTpt4tMnDT0&t=5Everyone tries to keep a smile but this is a really taking way to travel. You can do this in good spirit just once a year in my opinion. I personally get really nauseated.
The funniest vids though are from brits Noel Phillips and the one that did it first Zac Alsop.
Anyway I think there are major improvements since flixbus bought greyhound?
