Walking in Saint Petersburg from Gostiny dvor and around to historical part of city

Walking in Saint Petersburg from Gostiny dvor and around to historical part of the city Saint Petersburg streets: metro station Gostiny dvor, Sadovaya ul, Lomonosova ul, Zodchego Rossi ul, Alexandrinsky Theater, Ekaterininsky square, Nevskiy prospekt, Malaya sadovaya ul, Italyanskaya ul, Novo-manezhny square, Karavannaya ul, Belinsky Square, Circus, Fontanka emb, Mikhailovsky castle, Engineering bridge, Moyka emb, Sadovyy bridge, Mikhailovsky garden, Spas na krovi cathedral, Griboyedova emb, Inzhenernaya ul, Mikhailovsky square, Mikhaylovskaya ul, Nevskiy prospekt, Gostiny dvor