In England you sometimes see these "wavy" brick fences. And curious as it may seem, this shape uses FEWER bricks than a straight wall. A straight wall needs at least two layers of bricks to make is sturdy, but the wavy wall is fine thanks to the arch support provided by the waves.

https://ift.tt/3i17rmJ via /r/interestingasfuck https://ift.tt/3kPUldA
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