About the book: 2017 / Theme of alternative history “What if?” regarding the fate of the Titanic, which was lost in 1912 due to a collision with an iceberg. The story is told in the first person. Chapter 1 is about the decision-making process regarding traveling back in time to prevent the sinking of the Titanic. Chapter 2 about the actions of the protagonist on the ship in 1912 and the life of Petrograd in 2013 (in alternative history). Chapter 3 contains discussions about the reasons for the difference between the alternative Petrograd 2013 and the real Petersburg-2013.