Great wall
The first day in Tsinghua and Insead graduate school. Happy Thanksgiving!
9327012모든 권리를 보유합니다.
#greatwall#Water#infrastructure#Beijing#reservoir#geological_phenomenon#지질_현상 #저수지#물#만리장성#wall#댐#hill_station#tsinghua#dam#벽
ITSHINCEO at OGQ댓글 0
