Track switch in front of the iron ore train of Zouerat, the longest and heaviest train in the world, Nouadhibou, Mauritania, northwestern Africa

africa african and being beings business cargo carriage day daylight daytime during economic economical economically economy exterior exteriors freight front goods haul heaviest human humans in indigenous iron local longest mauritania means native natives natural northwestern nouadhibou of ore outdoor people person persons photo photos population populations rail railroad railroads railway railways resources shot shots switch the track trade traffic train trains transport transportation transporting transports world zouerat