Since the founding of the city on the Neva, floods and gloomy weather have become its peculiar attraction. The unique book by Kim Semenovich Pomerantz tells about these features of the natural environment of the Northern capital. Here are images of floods in fiction and poetry and surprisingly interesting facts about memorable floods. The presented materials convey the historical atmosphere, unique features of life and language of each historical era. In the scientific and technical part of the book, the author reveals the causes of floods and the possibility of preventing them, introduces the factors that determine the uniqueness of the weather in St. Petersburg, and gives a complete chronological list of St. Petersburg floods from 1703 to the present day. The book is written in the best traditions of the popular science genre and is of interest to all curious readers.