I have tried to go from viongpheukha to m.long . If i hade the gt-riders map , i probebly not tried it . it startet with 20 km of very nice dirtroad but then there was the first bamboe gate . 15 min work to open it , 15 min to close it . after 30 km there was no path enymore , and we where riding trouh high weid , lifting bikes over falen trees ,smal rivers with steep sids . after 60 we past a smal town off farmers . in the town was 1 person that spook a litle thai.and he told us that the path stopt at a uncrosseble river . we ride on to go and have look too the problem , but find ourselfs stopt by a landslide . we wenth back to the town , and it was alreadi to late to go all the way back . whe have spend the nicht with the mountainpeople . they wher very frendly . i woud like to tel more about it , but my poor writing englich is boudering my