
1) Historical region of Iran 2) Place in Shahnameh
Found on
https://www.crosswordclues.com/clue/sistan

SīstānPronunciation-needed (سیستان), or Sakastan, is a historical region in modern-day eastern Iran (Sistan and Baluchestan Province), southern Afghanistan (Nimruz, Kandahar and Zabul) and the Nok Kundi of Balochistan, western Pakistan. Sistan was once the homeland of Sakas, a Scythian tribe of Iranian origin. The Saffarids, one of the ear...
Found on
http://en.wikipedia.org/wiki/Sistan

Sistema Statistico Nazionale. National statistics system
Found on
http://www.encyclo.co.uk/local/20895
No exact match found.