When Michelle Steilen was born, roller skating was something everyone did on Friday nights. As she grew up, roller skating faded and was replaced by roller derby. She created the Los Angeles-based skate group, Moxi Roller Skates, and has brought skating back in a big way. Check out their skills from CNN's Great Big Story:

Here are the three best tricks that blew our minds:

1. The back walkover down the skate ramp

2. The aerial onto the platform 

3. The back flip on the ramp

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