Now she saw that it had been damaged again in the recent unrest. Parts of the tent had been blown, and the physical plant heavily damaged. It was being rebuilt, and new tent segments were being tacked onto the old town, extending west and east far along the plateau’s edge. It looked like a boomtown, which Nadia found peculiar given its altitude, ten kilometers above the datum. They would never be able to take down the tents, or go outside without walkers on, and so Nadia had assumed it would therefore go into decline. But it lay at the intersection of the equatorial piste and the Tharsis piste running north and south, the last place one could cross the equator between here and the chaoses, a full quarter of the planet away. So unless a Transmarineris bridge were built somewhere, Cairo would always be at a strategic crossroads.