This report provides an in-depth insight into intelligent transportation systems, their benefits, applications, and solutions to the problems associated with them. It discusses the concept of transport engineering and the application of intelligent transportation systems in different countries. It also highlights the benefits of ITS, such as improved traffic safety, minimized infrastructure damage, and efficient traffic control. Additionally, it addresses the problems faced by ITS, including security and privacy issues, and provides potential solutions. The report concludes with a discussion on the use of big data in intelligent transportation systems.