Northeast of Africa's largest monolith Ben Amira, there are several minor mountains in the Mauritania desert, about 9 kilometer north of the railway track. The about 2 kilometer long empty ore train "V5" is near PK 404 of the 652 kilometer long line from the port of Nouadhibou to the ore mine of Zouérate, pulled by a typical SNIM locomotive consist of two SDL40-2 and one SD70ACS, CC # 114, # 125 and # 109. Behind the locomotives were 7 loaded water tank cars, filled in Boulenouar at PK 96 and serving for the town of Zouérate.
