But Caesars PA decided to strengthen its bonds with its partnership at Harrah's Casino in Philadelphia. The result is a visually slick and UX-intense website that's easy to navigate to critical sections like promotions and FAQs. Determined to make up ground against the other successful Pennsylvania sports betting sites, Caesars Online Casino invested in revamping its website. Riding triumphantly on its online pedigree from Caesars Entertainment and building from other successful state online casinos, Caesars Casino PA entered the Pennsylvania market in 2020, although considerably later than other online casinos.