



Mekong River valley near Tibet
Source: http://www.arizonahandbook.com/images/C20-34.jpg
There is a famous waterfall, Khone Falls near the Cambodian border. The Khone Falls are the main reason that the Mekong is not navigable into China.

Source: http://upload.wikimedia.org/wikipedia/commons/thumb/0/0c/Somphamit.jpg/800px-Somphamit.jpg
A bigger view of the Khone Fall
Source: http://www.cpamedia.com/travel/laos_champasak_to_bolaven_plateau/khone_phapeng_falls_243x164.jpg
The Mekong Delta is the region in southwestern Vietnam where the Mekong River approaches and empties into the sea through a network of distributaries.


A clear view of Mekong Delta and the distributaries (with the name written in bold red)
Source: http://alliance.la.asu.edu/mywonderfulworld/GeoLiteracy/MartinFord/Photos/mangroves_mekong_delta.jpg