Houston is the largest city of Texas and ranks fourth populous city in the United States of America. It has wide range of road networks. Cars and taxi is the most prominent transport vehicle in Houston. To avoid any accident and trouble people are advised not to travel on foot during most rush hours and during heavy traffic. Most of tour guide online companies are available 24 hours to provide you tip and guide line for travel in Houston. It is not an easy task to travel without any information and rules and regulation.