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And sailing stones, https://en.wikipedia.org/wiki/Sailing_stones https://en.wikipedia.org/wiki/Sailing_stones and toneballs https://luthierblogmartinahawe.wordp
by dekhn 2mo ago
And sailing stones, https://en.wikipedia.org/wiki/Sailing_stones https://en.wikipedia.org/wiki/Sailing_stones and toneballs https://luthierblogmartinahawe.wordpress.com/toneballs/ https://luthierblogmartinahawe.wordpress.com/toneballs/
- accrual 2mo agoI like how they installed a GPS module into one of the rocks to track its path.