 In 2010 the county purchased the underground convention center from the city as part of a project to completely rebuild it in conjunction with constructing the Global Center for Health Innovation and the Hilton Cleveland Downtown Hotel on the former site of the Cuyahoga County Administration Building across from Mall B.The new Huntington Convention Center of Cleveland opened in 2013 and has underground connections to Public Auditorium and the Global Center for Health Innovation.The Hilton officially opened in June 2016.