Houston is the largest city in Texas and the fourth largest city in the United States (according to the US Census). It is located in Harris County, Texas, in the East of the State, and to provide many industrial centers, including the port of Houston, one of the most tonnage of cargo in the United States each year. It is also where the Texas Medical Center and the NASA Johnson Space Center. Since the recession, Houston has the nation when the recovery course, beating all other major metros in the United States, with the most growth occurred in the mining and logging, construction, and leisure and hospitality. There is a large increase in jobs in the fields of technology, second only to Silicon Valley. It is this diversity that Houston's economy, remains strong and continues to make, the one place where a lot of people want to live.