Grand Erg Oriental small but ancient settlement of Ghadames at the Libyan frontier. Another and better road from Hassi Messaoud goes south, also crossing the grand erg where it passes a well called "Hassi Tartrat", before reaching the erg's far side. Further south lies the Ahaggar mountains. The cities of Wargla and Touggourt lie outside the western limits of the erg. Nearby, within the accepted boundaries of the "Grand Erg Oriental", the landscape is described as being "practically free from [sand] dunes" evidently due to strong, persistent winds. Petroleum and other hydrocarbons have been extracted in Algeria, from areas in and surrounding the
Erg Mountain Provincial Park weather is clear, the prominent Mount Sir Alexander is visible. Erg Mountain Provincial Park Erg Mountain Provincial Park is a provincial park in British Columbia, Canada. The park is spread over an area of 1011 hectares. In its interior parts, starting from the slopes of the valley above the Upper Fraser Trench, the park consists of cedar hemlock forests. From these forests the park continues on to higher altitudes, reaching the sub-alpine and alpine areas near the Erg Mountain. This mountain, which is an old hiking destination, is known for the magnificent vistas it offers of the Upper Fraser Valley