See Houston's top attractions on a full-day tour in a climate-controlled vehicle, that combines a sightseeing tour with visits to the NASA Space Center and Kemah Boardwalk. Start with a 1.5-hour city tour that covers landmarks such as Minute Maid Park, The Toyota Center, and River Oaks. Next, take a tram tour of the NASA Space Center and have free time to browse the exhibits. Finally, go to Kemah Boardwalk for dinner (own expense) at your choice of restaurant. Includes snacks, dinner appetizer, entrance fees, and hotel pickup and drop-off.