If you're the type of person that doesn't like the idea of jumping from the top board at the swimming pool, you might want to give the video above a skip.
YouTuber Tom Scott — who is no stranger to heights — visits the Montreal Olympic Sports Centre in the clip, following acrobat and high diver Lysanne Richard up to the pool's custom-built 20 metre board before filming her plunging off of it.
Brace yourself.
