The Riviera Hotel as seen today, Monday. April 20, 2015-- exactly 60 years to the day it opened, we reflect on the great history of the Riviera Hotel & Casino, Las Vegas The hotel will close in two weeks on May 4. The Las Vegas Convention and Visitors Authority has purchased the hotel in order to expand the footprint of the convention center site. A Global Business District will allow for more than one million more square feet of meeting and convention space around the current convention center location.