xiaohuanxian tour or Round way trip

when I am talking 'xiaohuanxian tour' or 'round way travel' in a program descriptuion, I just want to say that the route of this program looks like a ' CIRCLE 'on a map;

generally, this xiaohuanxian tour' means such travel routes which start from Chengdu, going through Wolong, Mt.Siguniangs, Danba, Bamei, Tagong, Kangding, Hailuogou, Ya'an, Ya'an bifengxia, and, in the end, the tour will end at Chengdu.

for you to easy understand what 'xiaohuanxian tour' means, I attach a marked map here for your reference, I wish it can give you soem sense.