1. Surfing at night while decked out in glowsticks http://5thin.gs/su6AQk
2. A glass-floored walkway way up in Tianmen (天門) in China http://5thin.gs/sIa8o6
3. Stylish stop-motion animation depicting the history of the Universe http://5thin.gs/spP2o0
4. The 10 most interesting photos in American science history http://5thin.gs/uJjBBz
5. A photo set of an abandoned traditional ryokan (旅館) Japanese inn that happens to be built out over a river http://5thin.gs/u7sxRW