Physics teacher James Lincoln does 10 demonstrations using tuning forks with everyday lab items like strobes, mirrors, water, ping pong balls, oscilloscopes, and lasers.
This old abandoned chimney located in Pitesti is the second highest structure (280 meters) in Romania.
The part (4:05) where he walks across the chimney on an old metal girder is insane.
Skip to 2:45 to watch the part with Michael Jackson, although you should watch the whole video, it's quite interesting.
And it's actually quite good contrary to the video's resolution...
You can watch the side-by-side comparison here.