Main international symbols such as Azadi tower of Tehran are lit up the orange on 27th May to support the MS patients, Public relations of Azadi tower said. 

 Azadi tower, a subsidiary of Roudaki Foundation, is a cultural symbol of Tehran and has been already lit up on different occasions such as the World Hemophilia day on 17th April. Further, this two, fields like cultural, national, religious, and sanitation which has been widely reported in the world.