The retail space is just 36 percent leased as many luxury brands exit Michigan Avenue for the Gold Coast’s Oak Street.

The John Hancock Center, now known as 875 North Michigan Avenue, also features a popular Chicago observation deck. The Tribune Tower, with its Gothic Revival design, and the Wrigley Building are ...

The Trump International Hotel & Tower Chicago is conveniently positioned ... you'll enjoy a picturesque view of the Wrigley Building and Tribune Tower, all brightly reflected in Lake Michigan.

Other structural highlights include the Wrigley Building (once the headquarters of chewing gum magnate William Wrigley Jr.) and the Tribune Tower (former home to the Chicago Tribune daily newspaper).