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.

 In England you sometimes see these


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.
via reddit