What is the fine-grained topic of the following text: You can see colourful, decorated wooden houses next to grey and huge apartment blocks of the Stalin Era, or old, hunch - backed women selling selfmade marmelade as well as young, high - heeled girls who go shopping in "Gucci" - stores, or Japanese posh restaurants next to the soviet - influenced take - away "Stolovaya". Only return the topic.
Cultural and architectural contrasts in a city.