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Retaining wall
The first retaining wall was straight. It was built half way up and then torn back down because it just wasn’t looking right. This curved wall has come out fantastic. It also shows some interesting geometry that comes up all of the time in nature, in things such as a sunflower seed pod or a nautilus shell. From this vantage point, look how the curved lines for each row of block tend to merge together parallel at the bottom of the photo. These make a portion of a spiral alignment like sunflower seeds. Also, look closely at the vertical joints between blocks. On successive rows, these joints also make another spiral that’s crossing the first spiral. This is easier to see in person…
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