The site held a controlled demonstration on Tuesday, and the entity’s second day of controlled demonstrations is Thursday. Located in Berlin, Md., Ocean Downs Casino plans to hold a ribbon-cutting ceremony to launch its retail sportsbook Friday at 5:30 p.m. Long Shot’s has yet to announce a partnership deal with a sportsbook operator, but that reveal is expected soon. Off-track betting (OTB) facilities Riverboat-on-the-Potomac ( PointsBet) and Long Shot’s plan to launch their retail sportsbook offerings in early 2022. I’ll be donating the winnings from my historic bet to the MGM National Harbor ( BetMGM), Live! Casino ( FanDuel), and Horseshoe Casino Baltimore ( Caesars) all launched last week, signaling the start of legal sports betting in Maryland. Ocean Downs Casino ( TwinSpires) plans to launch before the end of the week, and Hollywood Casino ( Barstool Sportsbook) hopes to launch on Dec. After three casinos launched retail sports betting offerings last week, two more have plans to launch before the end of December. Marylanders will be able to place sports wagers in five casinos by the end of 2021.