Inca building techniques

From: were.ralph <were.ralph_at_virgin.net>
Date: Sun, 21 Jun 1998 16:14:24 -0700

>You are thinking of the Incan City of Machu Picchu in South
>America.

>>Exactly how they did this is up there with concave-hollowed granite
>>vases and crystal skulls, needless to say.

>Not true. The trick is to chip away the bits that don't fit.

I understand that rather than 'chip away' at the stones (implying chisel-like tools), they actually 'ground' away at them using sand (and possibly water). This only makes the feat more remarkable in my mind!)

Ralph

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