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The video tutorial welcomes viewers to St. Petersburg multiple times, emphasizing the city's significance.

What is the main theme of the introduction section?

• A detailed map of Saint Petersburg

• A warm welcome to Saint Petersburg

• A historical overview of Saint Petersburg

• A list of famous landmarks in Saint Petersburg

What is briefly mentioned in the second section?

• The cuisine of Saint Petersburg

• The population of Saint Petersburg

• The name of the city, Saint Petersburg

• The weather in Saint Petersburg

What is reiterated in the final section?

• A guide to Saint Petersburg's public transport

• A description of Saint Petersburg's architecture

• A welcome to Saint Petersburg

• A farewell from Saint Petersburg