CHENARN, Aug. 01 (MNA) – Designed by great Iranian astronomer, mathematician, and scientist Khaja Nasir al-Din Tusi, Radkan Tower was constructed in 1261 A.D. Located in Khorasan Razavi Province, the structure benefits from interesting astronomical capabilities such as finding the first day of all seasons and leap years.


Your Comment

You are replying to: .
  • 4 + 4 =