Nemrut (volcano) of the earliest trade routes. Two eruptions of Nemrut were probably witnessed by people of Urartu, an ancient state located in the eastern Turkey. These eruptions occurred c. 787 BC (period of King Menua) and c. 657 BC (period of King Rusa II), and the latter eruption might cause the sudden disappearance of the city Uaiais located 30 km east of Süphan. In the 1980s, Japanese volcanologists studied the evolution of gases inside the caldera of Nemrut. They found that the ratio of helium isotopes He/He is 1.06, which indicates volcanic activity (most of the measured helium evolved from the
Mount Lorette (Alberta) mountain drains into the Kananaskis River which is a tributary of the Bow River. Mount Lorette (Alberta) Mount Lorette is a summit centrally located in Kananaskis Country in the Canadian Rockies of Alberta, Canada. Mount Lorette's nearest higher peak is Skogan Peak, to the north-northwest. Mount Lorette is a landmark that can be seen from Highway 40 north of the Kananaskis Village area. It was named in 1922 for Lorette Spur, a ridge to the north of Vimy Ridge which was the scene of very heavy fighting during World War I. Capturing Lorette Spur marked a significant battle in French