If you’ve ever done landscape photography, then you know the situation where your sensor’s dynamic range isn’t big enough for the dynamic range of the scene. In plain English: you can only get detail in the dark tones if you’re willing to sacrifice it in the light tones—in other words, to accept a washed-out sky—or vice versa: detailed bright tones at the cost of dark tones that all blend into pure black. There’s a solution: HDR.