The map of Achaemenid Empire and the section of the Royal Road noted by Herodotus
The Royal Road was an ancient highway reorganized and rebuilt by the Persian king Darius the Great (Darius I) of the first (Achaemenid) Persian Empire in the 5th century BC. Darius built the road to facilitate rapid communication on the western part of his large empire from Susa to Sardis. Mounted couriers of the Angarium were supposed to travel 1,677 miles (2,699 km) from Susa to Sardis in nine days; the journey took ninety days on foot. (Full article...)
Image 16Passengers waiting to board a tube train on the London Underground in the early 1900s (sketch by unknown artist)
Image 17The Beijing Subway is one of the world's largest and busiest rapid transit networks. (from Transport)
Image 18First powered and controlled flight by the Wright brothers, December 17, 1903 (from Aviation)
Image 19The Lockheed SR-71 remains unsurpassed in many areas of performance. (from Aviation)
Image 20Bulk cargo of minerals on a train (from Rail transport)
Image 21San Diego Trolley over Interstate 8 (from Road transport)
Image 22The Great North Road near High gate on the approach to London before turnpiking. The highway was deeply rutted and spread onto adjoining land. (from Road transport)
Image 23German soldiers in a railway car on the way to the front in August 1914. The message on the car reads Von München über Metz nach Paris ("From Munich via Metz to Paris"). (from Rail transport)
Image 41Swiss & German co-production: world's first functional diesel–electric railcar 1914 (from Rail transport)
Image 42Traffic congestion persists in São Paulo, Brazil, despite the no-drive days based on license numbers.
Image 43According to Eurostat and the European Railway Agency, the fatality risk for passengers and occupants on European railways is 28 times lower when compared with car usage (based on data by EU-27 member nations, 2008–2010). (from Rail transport)
Image 52Various modes of transport (from Transport)
Image 53Bardon Hill box in England (seen here in 2009) is a Midland Railway box dating from 1899, although the original mechanical lever frame has been replaced by electrical switches. (from Rail transport)
Image 54Lilienthal in mid-flight, Berlin c. 1895 (from Aviation)
... that United States Secretary of Transportation Pete Buttigieg wrote an essay in 2000 on Bernie Sanders, his future competitor in the 2020 Democratic Party presidential primaries?
... that a section of Mississippi Highway 489 was designated as the Jason Boyd Memorial Highway to commemorate the MDOT superintendent who was killed while removing debris from the road?
... that when Charles P. Gross became the chairman of the New York City Board of Transportation, the mayor told him that "if you think war is Hell, then you have something waiting for you on this job"?