Cologne headquarters and workshops in Cologne. Other large companies based in Cologne include the REWE Group, TÜV Rheinland, Deutz AG and a number of Kölsch breweries. Cologne has the country's highest density of pubs per capita. The largest three Kölsch breweries are Reissdorf, Gaffel, and Früh. Historically, Cologne has always been an important trade city, with land, air, and sea connections. The city has five Rhine ports, the second largest inland port in Germany and one of the largest in Europe. Cologne-Bonn Airport is the second largest freight terminal in Germany. Today, the Cologne trade fair ("Koelnmesse") ranks as a major
History of the Jews in Cologne the 11th century was not less than 600. The markets of Cologne had attracted many Jewish visitors who had partly stayed. Italian Jews are mentioned in the stories about the Crusaders in Cologne. The fact that the Jewish community was important is proved further by the statement in these Hebrew reports that out of Cologne there went forth "our brethren scattered over the earth support for their life and correct words of judgment". It means that the community was the center of Jewish life for all the communities of the area. During the Middle Ages, the Jewish community had been