Alberta Children's Hospital (ACH) is the largest public hospital for sick children in the prairie provinces, and is located in Calgary, Alberta, Canada. It is operated by Alberta Health Services – Calgary Health Region. The new facility opened on September 27, 2006, and is the first free-standing pediatric facility to be built in Canada in more than 20 years. It was originally opened on May 19, 1922, as the Junior Red Cross Children's Hospital. It is located west of the University of Calgary campus grounds and just across from the site of the Foothills Medical Centre.