Check out these links to read more about the real places:
City of Chicago Landmarks info about 35 E. Wacker Dr.
Illinois Institute of Technology - Skyline Panorama as seen from the offices of Murphy/Jahn in the cupola atop the Jeweler's Building
City of Chicago Landmarks info about 860-880 Lake Shore Dr.
Rich Lewis' page dedicated to 860 Lake Shore Dr.
Mies van der Rohe: Lake Shore Drive Apartments, by Werner Blaser, published by Birkhäuser (1999)
Glass Steel and Stone - Aon Center article
Aon World Headquarters PDF Factsheet
Auditorium Theater website - historical timeline
City of Chicago Landmarks info about the Auditorium Building
Roosevelt University website - campus history
The Auditorium Building, by Jay Pridmore, Chicago Architecture Foundation, published by Pomegranate (2003)
The Chicago Auditorium Building, by Joseph M. Siry, published by University Of Chicago Press (2004)
The official website for the Bahai House of Worship
Other Bahai Temples around the world
The Trading Floor Gallery is no longer open to general visitors, but can be seen on the Chicago Architecture Foundation tour
Chicago Mercantile Exchange history of the Board of Trade
A history of the hand signals used in open floor trading at the Board of Trade
The Chicago Board of Trade Building, by Edward Keegan, Chicago Architecture Foundation, published by Pomegranate (2005)
Chicago Public Library history of Chicago Harbor
Lighthouse overview at Lighthouses of the Great Lakes
Chicago Tribune article about the Tower
City of Chicago Landmarks info about Tribune Tower
Recent restoration of Crown Hall by IIT
Mies van der Rohe Society - dedicated to preservation of Mies' buildings at IIT
City of Chicago Landmarks info about Crown Hall
Mies Van Der Rohe: Crown Hall, by Werner Blaser, published by Birkhäuser (2001)
City of Chicago Landmarks info about the Getty Tomb
Graveyards of Chicago - Graceland: www.graveyards.com
Grosse Point history at Seeing the Light
National Historic Landmark nomination for Grosse Point Lighthouse
The Grosse Point Lighthouse, by Donald J. Terras, published by Windy City Press (1995)
The official John Hancock Observatory website
Fazlur Khan, engineer of the tower
WTB: the World's Tallest Buildings
Nalyd's Skyscraper Page
Building Blocks: The John Hancock Center, by Ezra Stoller, published by Princeton Architectural Press (2000)
The Cloudbase Chronicles: Life at the Top, by Harry W. Budge III, published by Outskirts Press (2009)
Official CTA website
Chicago-L.org, extensive website with information about history, maps and cars of the Chicago Elevated system
The Chicago "L", by Greg Borzo, published by Arcadia (2007)
Lake Point Tower facts at A View on Cities
Cité, a restaurant on the 70th floor
Rubloff Residential Properties, owner of the building
Great Buildings Online entry for Marina City
Marina City article on Galinsky.com
The House of Blues website
The Hotel Sax Chicago website
Visiting regulations for the prison
Photos of the building on Boiteaoutils blog
City of Chicago Landmarks info about Michigan Ave Bridge
Magnificent Mile history at A View on Cities
McCormick Bridgehouse Museum is in the southwest tower of the bridge
Ohio House Motel website
More about Googie architecture at Space Age City
Lots of photos of Googie signs and buildings on Roadside Peek
Chicago Public Library article about the unveiling of the sculpture
Chicago Tribune article about the history of the sculpture
Save Prentice Facebook page
Bertrand Goldberg website history of the hospital's construction
Landmarks Illinois 2012 Ten Most Endangered Historic Places
The Reliance Building was recently cleaned and restored
See photos of the building from 1994
City of Chicago Landmarks info about the Reliance Building
A historic photo of the building and a little more history
The Reliance Building, by Jay Pridmore, Chicago Architecture Foundation, published by Pomegranate (2003)
The official Sears Tower website
Chicago Public Library facts about the Sears Tower
Sears Tower (A Building Book), by Jay Pridmore, Chicago Architecture Foundation, published by Pomegranate (2002)
Sun Times entry at Glass Steel and Stone
The official websites for the Trump Tower hotel, and condos
Chicago Tribune articles and info graphics about the construction of the tower
A visit to the 16th-floor outdoor restaurant Terrace, with a stunning view of the city
A timelapse movie of 4 years of tower construction in 2 minutes
The Great Chicago Fire and the Web of Memory, at the Chicago Historical Society
Chicago Tribune article about the Great Chicago Fire
Watertowers of the World: members.tripod.com/~watertowers
Zeller Realty history of the Wrigley Building
In 2011 the Wm. Wrigley Jr. Co. sold the iconic building
The official website of the Chicago Cubs
Facts and figures about Wrigley Field from Ballparks.com
See a larger paper model of Wrigley Field made by Bookshelf Models
, by Werner Blaser, published by Birkhäuser (1999)
, by Jay Pridmore, Chicago Architecture Foundation, published by Pomegranate (2003)
, by Joseph M. Siry, published by University Of Chicago Press (2004)
, by Werner Blaser, published by Birkhäuser (2001)
, by Donald J. Terras, published by Windy City Press (1995)
, by Ezra Stoller, published by Princeton Architectural Press (2000)
, by Harry W. Budge III, published by Outskirts Press (2009)
, by Jay Pridmore, Chicago Architecture Foundation, published by Pomegranate (2003) 
, by Jay Pridmore, Chicago Architecture Foundation, published by Pomegranate (2002)
