December 2021

• ...that until the current station was opened in 1877, Donauwörth station was located at the opposite end of a railway tunnel that is now a pedestrian path?

• ...that the junction in Melbourne now known as Domain Interchange operated by Yarra Trams was originally opened during the cable era in 1889?

• ...that the diesel exhaust chimneys on locomotives Dolphin and Walrus were added as part of a "steam outline" structure when the locomotives were purchased by Doddington Park?

• ...that the DJF₂, a key element of China's Ninth Five-Year Plan, was the first Chinese multiple unit train to achieve a regular operating speed of 200 kilometres per hour (120 mph)?

• ...that the irregular spacing of piers supporting Dinting Viaduct is due to the addition of several strengthening piers inserted between 1918 and 1920?

• ...that line T1 of the Dijon tramway carried 36,000 passengers per day during its first two months in service in 2012, which was 6,000 more than even the highest forecasts had projected?

• ...that the Digha–Sonpur Bridge, which opened in 2016, is only the second bridge to carry railway tracks across the Ganges in the Indian state of Bihar?

• ...that the Dickabram Bridge, which opened in Queensland, Australia, in 1889, replaced two other bridges that were both swept away in floods and itself was submerged by flood waters only once during the 1893 floods?

• ...that special trains were run on the Devon Valley Railway to carry curling sportsmen in first class carriages and their stones in fish wagons at the rear of the train?

• ...that among the provisions of the 1924 Dawes Plan was a plan to utilize Deutsche Reichsbahn completely for the payment of World War I reparations?

• ...that the first British Rail Class D16/1, number 10000, was driven out of the Derby Works paint shop in 1948 by George Ivatt?

• ...that while still serving as chairman for New York Central Railroad, in 1897 Chauncey Depew inaugurated the New York pneumatic tube mail?

• ...that the Denver and Salt Lake Railway was founded to connect Denver, Colorado, to Salt Lake City, Utah, because the Union Pacific Railroad built the first transcontinental railroad bypassing Denver?