Bernalwood brings your attention to this nifty video by Stefano Caprile and Alejandra Cano -- who are opening of a Lomography gallery in San Francisco -- recorded last week on the top of Bernal Heights in San Francisco. Contrary to persnickety locals who've bemoaned the artists for temporarily staining the park with paint, we think the work is nothing short of inspiring. It's like street art for Mother Nature! Anyway, check it out: