There's a lot of lame YouTube stuff out there — people just throwing up underwhelming content in the hopes of getting clicks — but the Slow Mo Guys tend to be pretty fun.
Basically they just film a bunch of really fast stuff with hyper-slow-motion cameras, and then watch it. It's fun.
Here's one of their latest slow-motion forays: Filling up a bunch of classic Stretch Armstrong toys with water until they blow up.
It's worth watching in full just because it's pretty entertaining, but here's a great representative shot: