There was a toll road I took in/near Boston crossing a single bridge where there was no way to realise as I approached, no way to pay in advance and no way to p

There was a toll road I took in/near Boston crossing a single bridge where there was no way to realise as I approached, no way to pay in advance and no way to pay after realising. In a rental car, I was forced to wait on notification via the rental company and pay $50ish in charges. For a small, single bridge. The modern toll roads in France are excellent. So quick and easy.