It's a very risky business chasing tornadoes, but the results can be extremely rewarding if you're handy with a camera.
Tour guide and owner of Weather Adventures Storm Chasing Tours, Blake Knapp, most certainly is, as these incredible pictures of tornadoes show.
A 10-day itinerary, where tourists chase down tornadoes all around the United States, begins at just £2,300, but it's the memories and, hopefully, the stunning photographs that should last a lifetime.
And to see the best of nature's most destructive force, each storm-chasing journey may cover up to 5,000 miles
* On approved credit