1. Carving skulls into coins... now there's an idea http://5thin.gs/p5BVCP

2. Great coverage of this year's Burning Man http://5thin.gs/qM38An

3. An infographic on which country works the hardest http://5thin.gs/pv8bGG

4. A first chance to hear Steve Reich's very moving WTC 9/11 symphony http://5thin.gs/oX9qwa

5. Great skyline photography from around the world (this one is Damascus!) http://5thin.gs/r0Cf8D