June 22, 1950 The Highway Research Board (the present-day Transportation Research Board) formally announced the imminent launch of a major highway research project in the Washington, D.C. metropolitan area. This project would specifically take place in the vicinity of La Plata, a Maryland town about 32 miles (51.5 kilometers) southeast of the nation’s capital. The... Continue Reading →
June 9, 1928 A five-span truss bridge crossing a section of the Mississippi River between Missouri and Illinois was inaugurated with considerable fanfare. This vehicular bridge was named after James Beauchamp “Champ” Clark (1850-1921), a U.S. congressman who represented Missouri’s 9th district from 1893 until his death. In addition, Clark served as the 36th speaker... Continue Reading →
June 2, 1963 A group of motorhome owners met up with each other at McCurdy Park in the city of Corunna, Michigan. This Sunday gathering is widely regarded as the first organized meeting of motorhome owners in the United States. Motorhomes had grown increasingly popular nationwide. At the time, quite a few families eagerly converted large... Continue Reading →
May 20, 1972 In Canada’s province of Ontario, a vehicular tunnel in the city of Welland was formally opened. This tunnel, which is part of East Main Street in the city, carries both Niagara Road 27 and the unsigned designation of Highway 7146 beneath the longstanding Welland Canal. The Main Street Tunnel also serves as... Continue Reading →
May 18, 2007 The Puch Bridge in northeastern Slovenia was officially opened for traffic. This structure crosses the Drava River in the town of Ptuj. The bridge was named after Johann Puch (1862-1914), a Slovene inventor and mechanic who established himself as a prolific and even pacesetting manufacturer of bicycles, motorcycles, automobiles, buses, and trucks.... Continue Reading →
May 6, 2015 In the state of Western Australia (WA), a bridge in the suburb of Maylands was officially opened. (Maylands is about 2.8 miles [4.5 kilometers] northeast of Perth, the capital city of WA.) This vehicular bridge carries Seventh Avenue in Maylands over both a segment of the Midland line, a suburban rail service... Continue Reading →
May 4, 1724 In central France, an arch bridge in the present-day prefecture and commune of Blois was formally opened. The structure, which spans the Loire river, was built to replace a stone bridge that dated back to the 11th century and destroyed by massive ice floes in February 1716. Construction on the replacement bridge... Continue Reading →
April 22, 2016 Operations began for a rail station built at the intersection of East 40th Avenue and Colorado Boulevard in Denver. 40th & Colorado station, which is based in Denver’s Elyria-Swansea neighborhood, was one of eight stations opened on the same date to form the newly established A Line. This commuter rail line is... Continue Reading →
April 21, 1991 An extensive tourist route in Denmark was formally opened by Margrethe II, who reigned as the country’s queen from 1972 until her abdication in 2024. The route that she helped dedicate was named after her favorite flower, a type of daisy known as the Marguerite flower. (Margrethe’s nickname among her family and... Continue Reading →
April 20, 1954 The first of what has become a longtime series of international automobile shows was opened in the plaza at Hibiya Park in Tokyo. Originally called the All-Japan Motor Show, the event was subsequently renamed the Tokyo Motor Show. The inaugural edition of these shows took place a little less than nine years... Continue Reading →
