Uploaded February 2010 | Updated September 2026, 2 weeks ago

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My second biggest pyramid...
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This pyramid has 10,725 dominos (25x25).

However it wasn't a successful fall, and it needed help getting started.

For more 3d pyramids by others and a history of records/attempts check out this playlist:
youtube.com/view_play_list?p=81417FEC1C22020C

If you've read this far, please rate this video too, thank you!