Water travel from siem reap to phnom penh has always been difficult due to the ever changing water levels on the tonle sap lake even in the wet season when the water levels are high enough you have other issues such as storms on the lake that can make the crossing treacherous also the sheer boredom of crossing the lake as there is nothing to see apart from vast swathes of water these issues have been overcome these issues by traveling part way round the lake in our private air conditioned mi