This practical bachelor thesis documents the creation of graffiti. In the practical part it documents the work of the Czech CSR writer crew during several different events and in the theoretical part it presents the history, development and transformation of the graffiti subculture in the Czech Republic. The work consists of two parts - theoretical and practical. The practical part, entitled Art under the cover of night, is the main part of this bachelor thesis. The photobook consists of a series of photographs taken with digital and analogue cameras. The photographs were taken during 2021 and early 2022. The aim of this thesis is to present the phenomenon of graffiti through a series of photographs. The photographs document the actual proc...