Collected Papers of the International scientific and practical conference “City as a Classroom” This conference is designed to consolidate the efforts of scientists and experts to ultimately comprehend existing questions with scientifically based keys, directed at uncovering the logic and tactics of implementing "HOW TO MAKE THIS CIVILIZATION A FLOURISHING ONE". In the course of six days of the conference, the following topics were covered in the format of online discussion panels: 1. Theoretical foundations for studying cities. City as a set of factors defining the status and level of personality development; 2. Symbolism, photography, expeditionary scientific activities, and other methods of exploring cities; 3. Ongoing threats in the context of the city; 4. Symbolism, mysticism and visual sociology of the European continent. Sociological, psychological, anthropological and religious perspectives on cities in other continents; 5. City as a university and training program in life; 6. Architecture as textbooks for city residents and unconscious training in the course of their lives in a city. As an outcome of the scientific discussion, the following aspects were considered and analyzed: the way the urban environment affects a person and determines his or her future; how may the methodology of researching a city as a classroom may; security in the city; the stages of personal development; statuses and factors determining personal development and photography as a tool for looking into historical enigmas. Organizing committee of “City as a Classroom” thanks all speakers and participants of the conference: Dr. Felipe Fernández-Armesto Ph.D Dr. Oleg Maltsev Prof. Dr. Peter J. M. Nas Prof. Dr. Michael Batty Charles Landry Prof. Dr. Jerome Krase Prof. Ellen Dunham-Jones Prof. D