Big projects underway or in the planning stages downtown that have the potential to reshape how people access the area include the expansion of I-35, the Project Connect light rail effort and the possible revamping of Congress Avenue with pedestrian plazas. Redevelopment of city-owned properties, such as the current Austin Police Department headquarters and the old HealthSouth hospital site, also will have big impacts. At the end of this report, check out a list of the largest office towers downtown.