The marble racing craze that's captivated the internet
An unlikely craze has swept social media - racing marbles.
A video made by 32-year-old Jelle Bakker showing five marbles racing along an 80 metre track has been viewed millions of times on Facebook, external.
He also has a following on YouTube, external, with thousands gripped by his marble world cups and huge, intricate, marble runs.
Video Journalist: Alex Dackevych
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