“Visibility of signal lights and signs of navigational environment in different weather conditions” is a fascinating and in-depth study written by an author with extensive experience in the field of navigation and navigation, B. A. Khokhlov . This book will be an indispensable tool for both professionals in the marine industry and for fans interested in sea travel and safety on the water. In his work, Khokhlov immerses the reader in the world of maritime navigation, paying special attention to the importance of visibility of signal lights and signs, which play a key role in ensuring the safety of navigation. The author examines in detail how various weather conditions from fog and rain to strong winds and snowstorms affect the perception of these signs. The reader will learn how visibility changes depending on the time of day and weather conditions, which is critical for ship captains and marine navigators. The book will be of interest to a wide range of readers: from students of maritime educational institutions to experienced sailors, as well as those who are simply fond of sea travel and want to better understand how the alarm system functions on the water. It will be an excellent addition to the library of everyone who is interested in maritime safety and wants to deepen their knowledge in this area. The topics raised in the book cover not only the technical aspects of signal visibility, but also broader issues, such as the impact of the human factor on the perception of information in difficult conditions. Khokhlov focuses on how important it is to take meteorological conditions into account when planning sea routes and how this can affect the safety of the vessel and its crew. The book emphasizes the need for constant learning and adaptation to changing conditions, which makes it relevant to the modern world, where climate change is becoming increasingly noticeable. The author's style is distinguished by clarity and accessibility of presentation, which allows even complex technical aspects to be perceived easily and with interest. Khokhlov not only shares his knowledge, but also inspires readers to further study the topic. His previous works, such as “Fundamentals of Maritime Navigation” and “Water Safety”, have already established themselves as useful sources of information for those who want to deepen their knowledge in the field of maritime affairs. The book “Visibility of Signal Lights and Signs of Navigational Environment in Different Weather Conditions” is not just a textbook, but a real find for anyone who wants to be sure of their safety on the water. It offers the reader not only theoretical knowledge, but also practical advice that can be useful in real situations. If you are looking for information on how to correctly interpret signals at sea, how to act in conditions of poor visibility or how weather conditions can affect your navigation, this book will become your reliable companion. Do not miss the opportunity to immerse yourself in the world of sea navigation with B. A. Khokhlov and discover new horizons in the study of signal lights and signs of the shipping situation . This book is your key to safe and secure water travel.