IRTSNirtsn.com — what Iran has made, and the engineering underneath it

A tunnel, a knot, a vault, a tiled field, a walled plan — and the water that runs under all of them.

Index — six sections, twenty-four entries

Section 06

Earth

Four entries on building with the ground you are standing on: mud brick and its limits, the tower that catches wind, bonding that is structure rather than surface, and the corner arch that carries a dome on a square room.

The section in four frames

Places named across the register. 1 of them carry entries in Earth.