a last stop before the border at the khon phapheng waterfalls.
mark uploaded to videos of it:
http://www.youtube.com/watch?v=Bt9IMOnfU5k&feature=autofb
http://www.youtube.com/watch?v=aXm6aq1yuyM&feature=autofb
procedure at the border was quite quick and soon i was rolling into cambodia.