I personally favor Chiang Rai more than Chiang Mai simply because the things here are cheaper and more countryside. Visiting the Karen tribe is another eye-opening experience that you should not miss. 3 to 4 days is enough to explore Chiang Rai.
For other information, do check out from the website.
thinkerten.com
/ kumamonjeng
/ kumamonjengpage
/ kumamonjeng
www.weibo.com/7376406208/prof...