Penang forms the heart of the Greater Penang Conurbation, Malaysia's second biggest conurbation. The two conurbations are close enough to be a single conurbation. Donetsk and the surrounding territories are heavily urbanised and agglomerated into conurbation. The terms conurbation, metropolis, and metroplex are also applied to the latter. It is part of the conurbation and metropolitan area of Amsterdam. The wider conurbation, which includes many of the city's suburbs, has a population of 768,638. Together, these cities form the Rijnmond conurbation, centred on the city of Rotterdam. It is part of the North Tyneside conurbation. Most of the conurbation on both sides of the estuary is known as Merseyside. East Kilbride forms part of the Greater Glasgow conurbation. Here the Rhine flows through the largest conurbation in Germany, the Rhine-Ruhr region. Compared with the nearby West Midlands conurbation, Telford has a relatively high white population. The third largest conurbation by population in Malaysia is Iskandar Malaysia. This is in large part due to the West Midlands conurbation, which is highly diverse.