The Trans-Sahara Highway is one of the most brutal roads in the world. Though about 85% of the road is now paved, there are still several miles of this desert road that are little more than tracks in the sand. Running for a mammoth 4,500km through three countries, it's a test of mettle and guts that attracts the brave, the foolhardy and the crazy.
Col de Tirourda is a high mountain pass at an elevation of 1.750 m above the sea level, located in Tizi Ouzou Province in northern Algeria.
Tikjda pass is a high mountain pass at an elevation of 1,600 metres (5,250 feet) above the sea level, located in the Djurdjura Mountains in northern Algeria, in the province of Bouïra.
Col-Ain-Tinne is a high mountain pass at an elevation of 1.805m above the sea level, located in north-eastern Algeria.