The most impressive thing about this photo isn't the way the sun looks as it is setting behind the weeping willow. It's that it's not really a weeping willow at all. The entire image is actually an incredible diorama made by artist and photographer Matthew Albanese. The tree is made from ostrich feathers and chocolate, while the river is made from coffee.
Similarly, this amazing underwater scene contains dozens of materials, including nonpareils, clay, candle wax, glitter, figs, peanut shells, and toothpaste. If you want to see how it's done, visit his site for a fascinating video of the process, along with more amazing pictures of the finished products.