CityPass

This money-saving ticket booklet gives access to five of Houston’s top attractions, including NASA’s Space Center Houston, the Downtown Aquarium, the Houston Museum of Natural Science and many more. Connecting visitors to museums and attractions for 12 years, the CityPass also reveals tips for skipping long ticket lines. Passes are sold at any of the participating attractions. CityPass ticket booklets are valid for nine days beginning with the first day of use. Adult: $39; Child: $29.