the.com/masonry

Stacking rocks so cleverly that gravity becomes your unpaid construction worker.

no mortarInca walls hold tight without a drop of cement
pyramid math2.3 million blocks, each averaging two and a half tons
secret societyFreemasons borrowed the toolkit, kept the handshakes
fire-proofStone shrugs off flames that flatten timber towns
arch trickA keystone turns crushing weight into standing strength
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