image of cacti and thorns via metropolitan museum of art cc0 http://www.metmuseum.org/art/collection/search/262657?sortBy=Relevance&ft=cactus&offset=0&rpp=100&pos=14
Red-spined Cactus and Lichen-covered Branches, Near El Aguajito, Baja California
image of cacti and thorns via metropolitan museum of art cc0 http://www.metmuseum.org/art/collection/search/262657?sortBy=Relevance&ft=cactus&offset=0&rpp=100&pos=14