Take in Houston's main sites and attractions during a day trip. Explore the city's parks and districts and visit the Space Center to learn all about space exploration. Meet your guide outside the Toyota Center and climb aboard the van for your 3-hour guided tour of Houston. First, visit Green Park and the George R. Brown Convention Center. Next, get some great photos of art in Graffiti Park. Take in the entertainment district, followed by the court district. See the Annunciation Catholic Church and nearby Minute Maid Park. Next, visit the historic districts. Take in Harris county courthouse and Congress plaza and learn the history of the Rice Hotel before heading to the art district. See the Downtown Aquarium, Buffalo Bayou, and City Hall. Marvel at the Chevron Building Auditorium. Admire Houston Museum District with the stunning McGovern Centennial Gardens and much more. Then, visit Space Center Houston, the Official Visitor Center of NASA Johnson Space Center. Discover the exciting future and remarkable past of America’s human spaceflight program set among the largest collection of space artifacts in the southwestern United States. Explore the red planet at the new Mission Mars exhibit. Enter a shuttle replica and enjoy a rare glimpse into the historic shuttle era. Then, go on-site at NASA Johnson Space Center and get a behind-the-scenes look at human space exploration with the NASA Tram Tour. Discover the Space Vehicle Mockup Facility where NASA astronauts train and where scientists are developing the next generation of space exploration vehicles.