Texas has a vast and diverse transportation system that includes highways, railroads, and airports. The state is known for its extensive network of interstate highways, which facilitate travel and commerce across its large area. Major cities like Houston, Dallas, and Austin are connected by these highways, making it easier for residents and visitors to navigate. In addition to roadways, Texas has a significant rail system that supports both freight and passenger services. The Texas Central Railway is a proposed high-speed rail project aimed at connecting Dallas and Houston. Airports such as Dallas/Fort Worth International Airport and George Bush Intercontinental Airport serve as major hubs for air travel, linking Texas to the rest of the world.