Photographer Stéphane Guisard — whose photography of Chile's Atacama desert we've featured previously (1, 2) has captured some gee-whiz time-lapse shots of the Milky Way framed by the Hierbas Buenas petroglyph site. This site features carvings that predate the Incas — it's a thrilling juxtaposition of the ancient and considerably less ancient.

[Stéphane Guisard via Bad Astronomy]