A few of these towers were to be found within the Telosian Restoration Zones operated by Czerka Corporation, particularly in RZ-0031. After coming off the worst in an encounter with such an installation, Atton Rand recalled seeing pirate bases that sported similar types of defensive weaponry. Air defense towers were found on other worlds as well, utilizing different types of blaster and laser cannons depending on the emplacement's projected use and the availability of component technology. The Great Walled City of Iziz, which was the only center of civilization on the jungle world of Onderon, also boasted a large network of air defense towers that had been built up over the city's first millennium of existence. Their primary role was to defend the city and its inhabitants from the Beast Ri