During the first half of the current Iranian year (March 21 - September 22), all museums, cultural centers, and historical edifices - affiliated with Iran’s Cultural Heritage, Handicrafts and Tourism Organization (ICHHTO) - will be open from 9 am to 7 pm, CHTN reported. The National Museum of Iran, Golestan Palace, as well as historical complexes of Niavaran and Sa’adabad, will be open from 8 am to 6 pm.