Bullroarer. (!!Cultural warning in description!!)
4:30
Making a High Performance Bullroarer(Very Powerful)
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Hyperdrive Boogie
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Bill Murray Remembers 'Difficult' Gene Hackman On 'Royal' Set
3:28
Testing the world's longest echo
13:41
How To Spot Autism in High-Masking Women and Girls
9:36
‘Why in God’s name should Trump get a thank you?’: Fmr. Russia ambassador shreds Vance over Ukraine
2:01:37
The Meditative Grace of Nuns Singing Gregorian Chants
49:26