These sites are all legal and offer a variety of options for playing online casino games for real money. This article will discuss the best USA online casinos, including Ignition, Café, SlotsLV, Bovada, Big Spin, MYB, Wild, DuckyLuck, and Las Atlantis. Online gambling has become increasingly popular in the United States, with many websites offering a wide range of games such as slots, poker, roulette, blackjack, and more.