St. Petersburg is a special city, amazing in its natural and man-made beauty, the initiator of most innovations in the country during the imperial period, as well as a major spiritual and moral center. Holy Optina Elder Nektariy (Tikhonov) at the beginning of the twentieth century. called St. Petersburg “the holiest city in all of Russia.” In another book by V.G. Glushkova gives an idea of St. Petersburg as an important religious center, talks about four operating Orthodox monasteries, the main Orthodox churches, their history, creators, shrines, relics, icons, including those revered as miraculous, especially revered, and myrrh-streaming. On the pages of the guidebook, the reader will find information about more than 90 historical figures who contributed to the creation of churches, including more than 40 Orthodox saints in whose name they were erected. A separate chapter of the book is devoted to the main religious shrines of the city. The author introduces the reader to the religious centers of followers of Catholicism, Protestantism, Islam, Judaism and Buddhism. The book is intended for a wide range of readers interested in religious values, history, urban planning, and architecture of St. Petersburg.