These historical color photos offer a vivid perspective on the past.

Manganese black: Art in the Ice Age -- Red ocher: The sacred and dangerous in Australia -- Egyptian blue: King Tut's infrared transmitter -- Greek white: The myth of the white city -- Yellow ocher: ...

They bring buildings, walls and even parking structures to life with the stories of Orange County through splashes of vibrant colors where there was only gray. Some of the county’s murals were painted ...