In fact, the kilogram is the only base unit still defined by a physical object. The International Bureau of Weights and Measures (BIPM) keeps the world's standard kilogram in Paris, and all other weight standards, such as those of Britain and the United States, are weighed against this standard kilogram.
Unterluss, Germany: tourism, information and visitor reviews. Unterluss is situated in Germany, in the Niedersachsen region where it is within Celle and the local Unterluess area. It is also an administrative centre for the local region.
Wolfsburg, city, Lower Saxony Land (state), northern Germany. It lies along the Mittelland Canal, about 45 miles (70 km) east of Hannover. The village of Hesslingen, dating from about 700, was the first settlement near the site of Wolfsburg; the town was first mentioned in 1132.