Trans Karoo Express Trans Karoo Express The Trans Karoo Express, or simply Trans Karoo, was a South African express passenger train service which travelled an approximately journey between Johannesburg and Cape Town. It operated daily in each direction, meaning that there were in fact two "Trans Karoos" - they passed each other during the night, heading in opposite directions. The service was operated by Spoornet, the national railway company. The "Trans Karoo" was named from the Great Karoo scrubland, one of the most extensive geographical features of southern Africa, across which the train operated. The route was identical to that operated by the
Ryn Desert can drop to a low of . Many small towns are scattered throughout the Ryn Desert, and population density is between 1 and 15 people per square mile. The Ryn lies in a semi-arid climate zone, and receives very little rainfall. High winds sweep across the desert, and in 2001 a dust storm in the Baltic Sea was determined as originating in the Ryn Desert. A study of long-range dust transportation to the Baltic Sea region—by analyzing dust pollution in Scandinavia, showed that aerosol concentrations there were influenced more by the Ryn Desert region than the Sahara Desert in Africa.