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 (tug) Erg (tug) Erg was a vessel built and owned by Halifax Steamship Ltd. in 1915. She was used to ferry workers across the harbour to vessels under repair during the Second World War. "Erg" was sunk in the Halifax Harbour three times and is currently located in the Bedford Basin. "Erg" was originally a steam tug called "Sambro" and was built by the Halifax Shipyard in 1915. She was one of the earliest steel vessels to be built in Halifax. "Sambro" was 55 feet long and almost 15 feet wide, with a depth of 7 feet and her maximum tonnage