Passu Sar and Trivor are mountain peaks in what country?
Passu Sar: Passu Sar (Urdu: ‎ ; or Passu Sar, Passu I) is a mountain peak in the Batura Muztagh, a sub-range of the Karakoram mountain range, located in the Gilgit District of Gilgit-Baltistan, Pakistan, west of the Hunza Valley.
i don't know