Humayun's Tomb has a remarkable charm of its own, a site for repose and serenity made from a delicate combination of materials buff-and-red sandstone and smart, grey-trimmed white marble.
It is still unknown where Humayun has been buried. 
mnli hypothesis: It is still unknown where Humayun has been buried.  premise: Humayun's Tomb has a remarkable charm of its own, a site for repose and serenity made from a delicate combination of materials buff-and-red sandstone and smart, grey-trimmed white marble.