Tehran's Grand Bazaar with a labyrinth of shops stands and stalls hosts the world's smallest teahouse.
Haj Ali Darvish Teahouse is considered to be the world's smallest among other international counterparts.
It has been serving tea with different herbs since 1918.
Kazem Mabhoutian runs the 2-meter teahouse that has turned into an attractive destination for international tourists visiting Iran.
AG/AG