The science behind glorious sunsets tells us that it is all to do with the scattering effect of molecules and small particles. But every poet and artist will tell you that it is Mother Nature allowing us to see her beautiful world in astonishing shades of fiery red and orange, with the occasional splash of violet and pink. Our infographic looks at some of the best sunsets from around the world. Start your journey at Mexico City and work your way, hour by hour, across the globe to New York City, and discover the amazing beauty of a natural phenomenon.