Here is a link to a collection of color photos from (I believe) 1912, taken in the Republic of Georgia. It seems that a photographer named Sergei Prokudin-Gorsky “perfected a complex early method of color photography that required three separate images of each scene to be shot, with color filters placed over the lens. When the three black-and-white photos were sandwiched together and had red, green, and blue light shone through them, a color image could be projected.”
They’re from an article at the RFERL.org website. Here’s one of the photos:

See also a few more up-to-date photos in the Georgia Gallery at EarthPhotos.com, taken on my visit in 2006.