But over the last 85 years, Caesars Entertainment has since become the largest hotel and casino operator following the over $17 billion acquisition by Eldorado Resorts in 2020 and has since continued to grow, adding properties, restaurants and expanding meeting venues.Ĭaesars Entertainment now operates 52 properties in the U.S., Canada and Dubai and includes 26 brands. A decade later, Bugsy Siegel opened the Flamingo Hotel and Casino, which became the first casino on the Vegas strip and was purchased by Caesars in 1998. The legacy of Caesars Entertainment first began in 1937 with the opening of Harrah’s Bingo Club in Reno, Nevada.