When flying a single-engine aircraft, this is not what you should see looking through the windscreen:
That propeller should be moving, doncha know. That this happened over very the rough terrain of wilderness Alaska makes it all the more alarming. When I learned to fly 30-plus years ago - over the generally flat land of Oklahoma - my instructor told me that I should constantly be scanning for three things: 1. Other aircraft. 2. A place to land if my engine quit. 3. The instruments. So, "look around, look down, look in, look out."
Here's the full clip of what happened to the plane above and its passengers, who included two 10-year-old daughters of the two men aboard.