Badgirs or wind-catchers are towers with openings at the top that help in cooling a building through natural and environmentally friendly methods that capture the wind that blows over the buildings.

The province of Zanjan is 21,841 km2 (8,433 sq mi) in the north-west of Iran and its capital is the city of Zanjan. It is bounded on the northeast by Gilan province, on the north by Ardabil and East Azarbaijan provinces, on the northwest by West Azarbaijan and on the west by Kurdistan provinces, on the south by Hamedan province and the east by Qazvin province.

Behistun inscription is considered as a UNESCO World Heritage Site. The Behistun Inscription (also Bistun, Bisitun or Bisutun, Modern Persian: بیستون ; Old Persian: Bagastana, meaning "the god's place or land") is a multilingual inscription located on Mount Behistun in the Kermanshah Province near the town of Jeyhoun Abad.