lifestyle public spaces 21c museum hotel oklahoma city Photography courtesy of 21C MUSEUM HOTELS 1 2 1. Rotating and permanent installations are found throughout the 21c Museum Hotel Oklahoma City, including in guest corridors. 116 2+3. The hotel offers 14,000 square feet of contemporary art exhibition space, some of it watched over by the brand's signature colorful penguin. June 2017 hospitalitydesign.com 3http://www.hospitalitydesign.com