 The majority of qadamgah attributed to Imam al-Rida (a.s) in Iran date back to the Safavid era.At least one-tenth of the 250 qadamgahs in Iran which are attributed to a prophet, an Imam, or a holy person are attributed to Imam al-Rida (a.s).The majority of qadamgahs attributed to him are located on his way from Medina to Merv (the so-called "Path of Wilaya").