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The first tunnel of this kind is of interest also https://en.m.wikipedia.org/wiki/Siloam_tunnel https://en.m.wikipedia.org/wiki/Siloam_tunnel
by sempron64 3y ago
The first tunnel of this kind is of interest also https://en.m.wikipedia.org/wiki/Siloam_tunnel https://en.m.wikipedia.org/wiki/Siloam_tunnel
- Someone 3y agoAnother page about this kind of technology: https://en.wikipedia.org/wiki/Qanat https://en.wikipedia.org/wiki/Qanat That taught me they had ice houses in Persia in 400 BCE (https://en.wikipedia.org/wiki/Yakhchāl https://en.wikipedia.org/wiki/Yakhchāl)