I think you can buy anywhere in Laos. I had some when I was in Vang Vieng :)
It is the country next to Thailand. Laotians people speak the language similar to the Northern East people of Thailand..Well... to be precise, Lao is the language or people (also known as Laotian)....
I think potatoes. but im not sure
CORN
Yes they do; the crops crushed by making the 'circles' or designs is a financial loss to the farmer who planted it.