Luxembourg farms. Luxembourg has especially close trade and financial ties to Belgium and the Netherlands (see Benelux), and as a member of the EU it enjoys the advantages of the open European market. With $171 billion in May 2015, the country ranks eleventh in the world in holdings of U.S. Treasury securities. However, securities owned by non-Luxembourg residents, but held in custodial accounts in Luxembourg, are also included in this figure. Luxembourg has efficient road, rail and air transport facilities and services. The road network has been significantly modernised in recent years with of motorways connecting the capital to adjacent countries.
Luxembourg at the 1920 Summer Olympics advance past the initial heats in the sprint event, and did not finish the 50 kilometres. Luxembourg competed in the Olympic football tournament for the first time. The team lost to the Netherlands in the first round. Three weightlifters represented Luxembourg in 1920. It was the nation's debut in the sport. Alzin won the country's first medal in the sport, a silver in the heavyweight. Two wrestlers, both in the Greco-Roman style, competed for Luxembourg in 1920. Both men lost all of their matches. Luxembourg at the 1920 Summer Olympics Luxembourg competed at the 1920 Summer Olympics in Antwerp, Belgium.