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List of persons holding prominent positions within the Barack Obama presidential primary campaign, 2008. According to an August 2008 statement by Deputy Campaign Manager Steve Hildebrand, the Obama campaign had "large-scale operations in 22 states, medium operations in many others, and small staffs in only a handful of states," with several thousand paid operatives on the ground between Obama staff and Democratic Party staff. That month, these numbers included "about 200 paid staffers working in Florida and more on the way, 90 in Michigan with plans to expand to 200 by August, at least 200 each eventually in Pennsylvania and Ohio, and 50 in Missouri with plans to expand to 150."

Michigan Plaza is a two-tower office complex in the Chicago Loop area of Chicago, Illinois, United States. The complex is managed and leased by MB Real Estate.The complex consists of the 44-story 205 North Michigan Avenue and the 25-story 225 North Michigan Avenue and was designed by architect Fujikawa Johnson & Associates. The builders were inspired by the works of Ludwig Mies van der Rohe.

The Old Republic Building, at 307 North Michigan Avenue in Chicago, Illinois, was built in 1924. It was designed by architects Vitzthum & Burns. It was listed as a Chicago Landmark in 2010. It was known as the Bell Building until 1956. It was the first high-rise building in its area.

Great Central Station, also known as Great Central Depot, was an intercity train station in Chicago, Illinois owned by the Illinois Central Railroad (IC). It opened in 1856 and for a time was the largest building in downtown Chicago. Its passenger depot building was located on Water Street. In offices above the depot the IC had its headquarters, while beyond the depot was the large rail house where eight track lines ran. It was damaged in the Great Chicago Fire of 1871 but remained in operation. The station proved inadequate to handle growing traffic and its original building was demolished in 1893 in favor of the new Central Station further south. Although it continued to receive some traffic, over-time it increasingly became a commuter rail depot. Millennium Station, formerly Randolph Street Terminal, sits on the location.

Millennium Station (formerly Randolph Street Terminal; sometimes called Randolph Street station or Randolph/South Water Street station) is a major commuter rail terminal in the Loop (downtown), Chicago. It is the northern terminus of the Metra Electric District to Chicago's southern suburbs, and the western terminus of the South Shore Line to Gary and South Bend, Indiana. Located under Millennium Park, the terminal is a stub-end station and was established in the 1800s by the Illinois Central Railroad (IC) and has gone through several re-configurations. Most recently, it was rebuilt in the early 21st century and is owned by Metra through its operating arm, the Northeast Illinois Regional Commuter Railroad Corporation. Not counting commuters on the South Shore Line, over 18,000 people board Metra trains at Millennium Station each day. During peak periods, trains leave the terminal as frequently as twice a minute. It is the third-busiest train station in Chicago.

The Carbide & Carbon Building is a 37-story, 503 feet (153 m) landmark Art Deco high rise built in 1929, located on Michigan Avenue in Chicago. It was converted to a hotel in 2004.

The Crain Communications Building is a 39-story, 582 foot (177 m) skyscraper located at 150 North Michigan Avenue in downtown Chicago, Illinois. It was also known as the Smurfit–Stone Building and the Stone Container Building. While the building was originally going to be called "One Park Place," it opened as The Associates Center, named after the initial tenant of the building, the Associates Commercial Corp.Construction of the building began in 1983 and was completed in 1984. The building, noted for its unusually slanted facade, was designed by Sheldon Schlegman of A. Epstein and Sons. It has 39 floors of tenant space and the two spires at the top cover the main roof and serve as mechanical rooms for HVAC equipment.

The Two Prudential Plaza is a 64-story skyscraper located in the Loop area of Chicago, Illinois, United States. At 995 feet (303 m) tall, it is currently the sixth-tallest building in Chicago and the 28th-tallest in the U.S., being only five feet from 1,000 feet, making it the closest of any building under 1,000. Built in 1990, the building was designed by the firm Loebl Schlossman & Hackl, with Stephen T. Wright as the principal in charge of design. It has been honored with 8 awards, including winning the Best Structure Award from the Structural Engineers Association of Illinois in 1995.

The Chicago Architecture Center (CAC), formerly the Chicago Architecture Foundation, is a nonprofit cultural organization based in Chicago, Illinois, United States, whose mission is to inspire people to discover why design matters. Founded in 1966, its programs include public tours and programs, most notably the docent-led architecture cruise on the Chicago River, and other tours in the Chicago area. The river cruise is ranked in the top ten tours in the U.S. by TripAdvisor users. CAC includes conference and exhibition space, including a scale model of downtown Chicago.

333 North Michigan is a skyscraper in the art deco style located in the Loop community area of Chicago, Illinois in the United States. Architecturally, it is noted for its dramatic upper-level setbacks that were inspired by the 1923 skyscraper zoning laws. Geographically, it is known as one of the four 1920s flanks of the Michigan Avenue Bridge (along with the Wrigley Building, Tribune Tower and the London Guarantee Building) that are contributing properties to the Michigan–Wacker Historic District, which is a U.S. Registered Historic District.Additionally, it is known as the geographic beneficiary of the jog in Michigan Avenue, which makes it visible along the Magnificent Mile as the building that seems to be in the middle of the road at the foot of this stretch of road (pictured at left). The building was designed by Holabird & Roche/Holabird & Root and completed in 1928. It is 396 feet (120.7 m) tall, and has 34 storeys. It was designated a Chicago Landmark on February 7, 1997. It is located on the short quarter mile stretch of Michigan Avenue between the Chicago Landmark Historic Michigan Boulevard District and the Magnificent Mile. The building is managed and leased by MB Real Estate. Designed by John Wellborn Root, Jr., the building's long and narrow footprint and towering structure are a tribute to Root's father John Wellborn Root's earlier Chicago Monadnock Building; Louis Sullivan's tall-building canon; and Eliel Saarinen's second-prize entry in the Tribune Tower design contest. The building was such a success that Holabird and Root took commercial residence there. The building's long and slender design optimized use of natural lighting. The building's interior represents Prohibition era modernism, especially its Art Deco Tavern club.The building is embellished by a polished marble base, ornamental bands, and reliefs depicting frontiersmen and Native Americans at Fort Dearborn, which partially occupied the site.

WCLM was a radio station operating on 101.9 FM in Chicago between 1957 and 1966. The station lost its broadcast license over several violations, the most notable of which was the use of its subsidiary communications authority (SCA) subcarrier facility to telecast the results of horse races on an additional audio channel.

Fort Dearborn was a United States fort built in 1803 beside the Chicago River, in what is now Chicago, Illinois. It was constructed by troops under Captain John Whistler and named in honor of Henry Dearborn, then United States Secretary of War. The original fort was destroyed following the Battle of Fort Dearborn during the War of 1812, and a second fort was constructed on the same site in 1816. By 1837, the fort had been de-commissioned. Parts of the fort were lost to the widening of the Chicago River in 1855, and a fire in 1857. The last vestiges of Fort Dearborn were destroyed in the Great Chicago Fire of 1871. The site of the fort is now a Chicago Landmark, located in the Michigan–Wacker Historic District.