Today we finally checked out of our hotel in Playa del Carmen after staying a little longer than planned, and we decided to get the overnight bus to Belize, as it meant that we didn't have to pay for a night's accommodation so we could save a bit of money. The trouble was that we had the whole day to waste, as the night bus does not even depart until 11.40pm. Considering we had been going to bed around 9pm nearly every night(!) due to lingering jet lag, it was go...