Nature & Parks in Zanjan

Katale Khor is a cave located in Zanjan Province. It is situated 120 km south of Zanjan city and is about 410 km from Tehran. The name, Katale Khor, means "mount of the sun".

Behestan castle probably is the most unique one because it is built inside of a 250 meter Conglomerate mount by delving it instead of building the castle over it.