The U.S. Department of the Interior has an Instagram account, to which it posts some truly breathtaking photos.
My vacation to the set of Disney's "The Lion King." Via reddit, the real pictures were taken at the Mara Bushtop at the Masai Mara Manyatta Camp in Kenya.
In 1971, the newly-created US Environmental Protection Agency (EPA) hired a bunch of freelance photographers to collectively document environmental issues around the country. They were given free rein to shoot whatever they wanted, and the project, named Documerica, lasted through 1977. After 40 years, the EPA is now encouraging photographers to take current versions of the original Documerica photos and are showcasing them on flickr at State of the Environment. There are location challenges, and a set has been created with some of the submissions, making side-by-side comparisons. [more inside]
AFP photographer Juan Mabromata recently visited the ruins of Villa Epecuén in Argentina, a small touristic village that started slowly re-surfacing after the rising waters of the nearby lake left it completely underwater nearly 26 years ago. [more inside]
The Stone Forest of Madagascar: Huge, spectacular pictures of another world by National Geographic photographer Stephen Alvarez. A non-Flash version of the site is also available.
Want to take better nature photographs? BBC Wildlife Magazine has published a stack of their 'masterclass' features online. [more inside]
Microworld by Licht. More of Paul's macro droplet shots can be seen at his Flickr gallery and others' macro droplet shots in the Refractions in Liquid Drops group pool.
Brutal or Amazing? - this is just one of many fine posts on the Photo Africa Blog, an excellent source of in-the-wild animal and nature photos and reports from bush field guides. Also see: Madikwe Lions.
Scillywebcam. A frequently updated website with high quality photographs of Scilly. Here are some of my favorites.
Southwest: an exquisite gallery of photos by three friends on the road, including shots of Bryce, Antelope, and The Wave. The web has done wonderful things to that old phenomenon of vacation photos.
German Objectivist photographer Karl Blossfeldt (1865-1932) once said "the best constructions for industrial design have already been anticipated in nature." Do your eyes a favor and look here.