Due to the advancement in technology, electronic technologies are being implemented on roads as well as on highways. This helps in the improvement of traffic engineering and transportation facility. In this chapter, smart highway will be explained and how they are important in the present scenario. A number of research and scientific publications will be covered to find out the gaps in the current research in regard to the topic. Some smart highway projects in the country India will be covered along with smart highway's present status in the country. Some advantages and challenges will be talked about in this chapter. Then, data from different sources will be collected to perform graphical analyses in order to understand the future of smart highways in the country.