the view of

ancient arab archaeological archeology bolgar bolghar building bulgar bulgaria cathedral cemetery church complex crypt culture dome europe excavations exterior famous gate grave heritage historic historical history islam islamic kazan landmark landscape mausoleum mechet medieval memorial middle minaret monument mosque museum muslim national old outdoor park religion religious republic ruin ruined russia russian sacred sarmatians scenery settlement sobornaya spiritual stone tatar tatarstan temple tomb tourism tourist tower tradition unesco view wall white world