beijing - a small squirrel sitting on the side wall of gubeikou part of great wall of china. there are a few bushes around

china great wall ruins squirrel wildlife closeup animal damage decay damaged destroyed broken overgrown hills nature watch tower world heritage site stone gubeikou chinese beijing mongolia greatwall simatai outdoors jinshanling dynasty tourism mountain landmark architecture old history ancient hill landscape travel monument culture province ruin mountains scenery asia path watchtower outdoor