a soil erosion preventing rock wall with bird's nest ferns growing on top it

soil erosion soilerosion preventing low angle rocks wall rock bird nest fern plants growing top ferns snest asplenium nidus fronds large leaves underside massive leaf garden scenic gap outdoor tree fell nature environment natural landscape beautiful background scenery outdoors green environmental formation stone view texture structure rough pattern wallpaper beauty block summer travel outside rural textured weathered granite surface sky calm backgrounds bird's