What structure are both the Four Seasons Hotel Chicago and 900 North Michigan in?
900 North Michigan 900 North Michigan in Chicago is a skyscraper completed in 1989. At 871 feet (265 m) tall, it is currently the eighth tallest building in Chicago and the 31st tallest in the United States. It was developed by Urban Retail Properties in 1988 as an upscale sister to Water Tower Place, one block southeast, and was the second vertical mall built along the Magnificent Mile.
Park Avenue House The Park Avenue House is a high rise residential building located at 2305 Park Avenue in the Park Avenue Historic District in Downtown Detroit, Michigan. It was listed on the National Register of Historic Places in 1996. It should not be confused with the nearby Park Avenue Hotel, which was demolished in 2015.