Siemens Velaro RUS Sapsan, Moscow, St. Petersburg

After 1991 a wave of re-namings started within the city. It affected not only toponyms of the Soviet era, but in some cases their pre-revolutionary ones (in 1993 Gogol Street which bore the name of Nikolai Gogol since 1902, was renamed to Malaya Morskaya).
Demographics
Saint Petersburg is the second largest city in Russia. Per the preliminary results of the 2010 Census, the city's population is 4,848,700, or 3.39% of the total population of Russia; up from 4,661,219 (3.21%) recorded in the 2002 census. The 2002 census recorded twenty-two ethnic groups of more than two thousand persons each. The ethnic composition was: Russian 84.72%, Ukrainian 1.87%, Belarusians 1.17%, Jewish 0.78%, Tatar 0.76%, Armenian 0.41%, Azeri 0.36%, Georgian 0.22%, Chuvash 0.13%, Polish 0.10%, and many other smaller ethnic groups, while 7.89% of the inhabitants declined to state their ethnicity.