Passu is a small village on the Karakoram Highway, beside the Hunza River, some 15 kilometers from Gulmit, the Tehsil headquarters of Gojal in the Gilgit-Baltistan region of Pakistan, and about 150 km upriver from Gilgit. It lies very near the tongue of the Passu Glacier, and just south of the tongue of the Batura Glacier. The latter is the fifth longest non-polar glacier in the world at 56 km, and reaches very near to the highway. The people are Wakhi and speak the Wakhi Language. Religiously they are Ismaili, a sect of Shia Islam.