▁Bre tt ▁Chan , ▁but ▁went ▁missing ▁with ▁the ▁disapp earance ▁of ▁Malays ia ▁Airlines ▁Fl ight ▁M H 3 7 0 ▁during ▁pre - production . ▁ ▁To ▁prepare ▁for ▁her ▁role ▁as ▁Ch abi , ▁Joan ▁Chen ▁read ▁the ▁book ▁The ▁Secret ▁History ▁of ▁the ▁Mong ol ▁Queens ▁by ▁Jack ▁We ather ford , ▁as ▁she ▁wanted ▁her ▁performance ▁to ▁reflect ▁the ▁culture ▁of ▁the ▁time ▁period . ▁ ▁During ▁his ▁extensive ▁research , ▁show ▁cre ator ▁John ▁F us co ▁tra ve led ▁the ▁Sil k ▁Road ▁by ▁horse back ▁and ▁also ▁crossed ▁the ▁M ing ▁Sh a ▁D unes ▁of ▁Western ▁China ▁on ▁cam el . ▁In ▁Ven ice , ▁Italy ▁he ▁sought ▁out ▁and ▁studied ▁the ▁Last ▁Will ▁and ▁Testament ▁of ▁Marco ▁Pol o . ▁While ▁some ▁Mong ol ian ▁view ers ▁and ▁exper ts ▁view ▁it ▁as ▁" r idd led ▁with ▁historical ▁errors ", ▁many ▁have ▁pra ised ▁the ▁series . ▁Or g il ▁Nar anger el , ▁who ▁played ▁G eng his ▁Khan ▁in ▁a ▁BBC ▁document ary , ▁said ▁it ▁was ▁more ▁accurate ▁than ▁any ▁previous ▁foreign ▁port ray al ▁of ▁Mong ol ian ▁culture . ▁" As ▁a ▁Mong ol ▁and ▁an ▁artist , ▁Marco ▁Pol o ▁makes ▁me ▁feel ▁like ▁our ▁dream s ▁are ▁coming ▁true ," ▁he ▁told ▁AF P . ▁" I ▁watched ▁all ▁ 1 0 ▁episodes ▁in ▁just ▁one ▁day ." ▁ ▁Music ▁The ▁series ▁featured ▁music ▁by ▁Mong ol ian ▁bands ▁Alt an ▁U rag ▁and ▁B