Clouds come in many shapes, sizes, colors and forms—all unique and beautiful in their own way. Whether it is a sky full of red and orange clouds lighting up the Brooklyn Bridge or rare mother-of-pearl clouds in Scandinavia, we found some unbelievably stunning photos that capture fascinating cloud formations from around the globe. Have a look at the pictures below—and you never know, they may inspire you to look up to the sky every once in a while. Florence, Italy As Frank Slack stood over the Arno river, the combination of the setting sun and clouds rolling in produced this...