uzbekistan - samarkand - shah-i-zinda - mausoleum of khoja akhmad

ancient archaeological architecture art blue calligraphy central asia craftsmanship culture decoration detail facade famous geometric heritage historic history intricate islamic khoja akhmad landmark mausoleum mosaic muqarnas necropolis ornate patterns pilgrimage portal religious restoration sacred samarkand shahizinda spirituality tiles timurid traditional turquoise unesco uzbekistan