The city gouverment in Cambodian cities are hostile to street art. Very often they paint over great art works as fast as possible. They also have restrictions on content! In Siem Reap we struggle to find street art. Maybe because of the danger of over paiting many artist go quit about their last works.
We found some around Khmer Kitchen Restaurant. A great kitchen, with GREAT food for around 3-4 USD.
This is some of what we found in Rambutan Lane, Siem Reap: