France–Germany relations of the further integration of the EU. They are sometimes described as the "twin engine" or "core countries" pushing for moves. A tram straddling the Franco-German border, across the river Rhine from Strasbourg to Kehl, was inaugurated on the 28th of April 2017 symbolising the strength of relation between the two countries. Both France and Germany track their history back to the time of Charlemagne, whose vast empire included most of the area of both modern-day France and Germany – as well as the Netherlands, Belgium, Luxembourg, Switzerland, Austria, Slovenia, and northern Italy. The death of Charlemagne's son Louis the
Belfries of Belgium and France Belfries of Belgium and France The Belfries of Belgium and France are a group of 56 historical buildings designated by UNESCO as World Heritage Site, in recognition of an architectural manifestation of emerging civic independence from feudal and religious influences in historic Flanders and neighboring regions of the Duchy of Burgundy. UNESCO inscribed 32 towers onto its list of Belfries of Flanders and Wallonia in 1999. In 2005, the belfry of Gembloux in the Walloon Region of Belgium and 23 belfries from the Nord-Pas-de-Calais and Picardy regions in the northern tip of France were appended to the renamed list. One