With the rapid urbanization and growth in population, transportation system, not only in megacities but all over the world is like a mess. Everywhere one can see pollution in all forms, smoke, harmful GHG emissions which not only affects the environment but also the health of all living beings. This is a high time people realize what is right and start working on saving the environment from a slow death. This is when people should consider not only sustainable transportation but also the sustainable way of living as a whole. In this review article, the importance of sustainable transportation has been mentioned along with the introduction of urban hyperloop, technologies used to make it effective, its pros and cons so as to why or why not to go for Hyperloop as a transportation medium. This review article will help all the engineers who want to familiarize themselves with this new technology "Urban Hyperloop'.