At first glance, the photograph above may look like something you'd see in a modern issue of National Geographic, but it was actually taken by Russian photographer Sergey Prokudin-Gorsky in 1915. That's right, the "process used a camera that took a series of three monochrome pictures in sequence, each through a different colored filter." Click here for more pictures.
By projecting all three monochrome pictures using correctly coloured light, it was possible to reconstruct the original colour scene.[Sources 1 | 2]