Yes, they actually drained Niagara Falls in 1967 via a man-made cofferdam. This happened in response to a local newspaper report that stated the falls were being destroyed by erosion caused by previous rock debris. Once the debris was cleared, Albert Elia Construction Company workers restored waterflow to the falls. Click here to view the first image in this week’s WINS gallery. Continue reading for a video of liquid fire becoming a metal sword in just minutes.