Located at 15 S. Clark Street in Chicago and built in 1925, this was the first building outside New York City to have 40 floors and was the tallest hotel at the time. At the time of its demolition in 1965, it was the tallest building ever destroyed.
Hosted Chicon II (a.k.a. TASFiC) in 1952. It was located next to the Hotel Chicagoan, which hosted Chicon I and was built as an addition to the Hotel Morrison. The site of both hotels is now taken up by the Chase Tower.