A mixed (and beautiful) bag this week. If you go to the articles linked above the pictures, you can access a bigger (in the case of Katmai, much bigger) image. Bungle Bungle Range Katmai National Park and Preserve, Alaska For fun, two historical pictures of Novarupta and the Valley of Ten Thousand Smokes soon after the eruption: AND finally, go to this Space Daily article to see a large version of the view that the Mars Rover Spirit had yesterday: Robot from Earth Climbs Mountain on Mars