exterior wall, detail with niche, mausoleum of etmaduddaula or itmad-ud-daula tomb often regarded as a draft of the taj mahal

agra antique architecture asia bachcha building city culture decoration design detail dome draft etmaduddaula exterior gate heritage historic india indian islam itmaduddaula jahan landmark mahal marble mausoleum monument mosque niche ornament ornate palace pradesh religion romantic stone sunrise taj tomb tourism tourist travel unesco uttar wall water wonders world yamuna