sher dor medressa, registan, samarkand, uzbekistan

samarkand samarqand uzbekistan registan sepia ancient arab arabian arabic arch architecture asia brown building culture cupola dome dor engraving grey heritage historic history islam islamic islamism koran landmark madrasa madrassa madrassah medressa medresse minaret monument mosque old portal religion semidome sher sherdor silk temple travel unesco uzbek art view colored