At first, these might look like yet another bunch of intriguing pictures, but its interesting how it is difficult to perceive these images as being a century old, just because they are in color.
http://www.boston.com/bigpicture/2010/08/russia_in_color_a_century_ago.html
These extraordinary images from 1909-1912 are not colored in photoshop. The photographer clicked successive images with a black and white camera using red, green and blue filters, recombined them, and projected them with filtered lanterns to get true color effects!