What is a Whirlpool?

Incredible complete process of black hole/vortex/whirlpool formation in reservoir

I Tested a BIG Vortex with $1 VS $100,000 Lego Boats!

Just A Pink Whirlpool ASMR ~ Repeat 3 Times For Ultimate Stress Relief, Deep Sleep

Maximum Security Prison Hit By Water Vortex Whirlpool - Jailbreak Maze Flood - Dam Breach Experiment

Tutorial Hana used the pole to walk through the whirlpool #shorts by Hana

I Tested a BIG Vortex VS 100 Minifigures! - LEGO Experiment