A couple years ago, my photography mentor showed me a picture he took that looked like an oil painting in the Dutch Master vein. There was no fancy Photoshop manipulation. Just really beautiful, natural, evening light and great timing. Since seeing that picture, I've been a little obsessed with recreating the look. Some direction from my teacher and a lot of practice has me on the right track, according to said mentor.
I wish I could tell you it was very complicated, but it isn't. Here's the 411 on getting similar results: