Best Casino Hotels in Nicaragua on Tripadvisor: Find traveler reviews, candid photos, and prices for 7 casino hotels in Nicaragua. 1, /PRNewswire/ -- BetMGM, a leading sports betting and iGaming operator, today announced the opening of a new retail sportsbook at Isleta. This thoughtfully designed boutique with beautiful views over Mombacho Volcano sits in on a tropical private island in the middle of Lake Nicaragua, and serves. to get to the Isleta Central AmericaNicaraguaGranada DepartmentGranada. . This 2-room, 3-star hotel welcomes guests with. Isleta El Recedo is located within a minute drive of Lake Nicaragua and Rerserva Nacional Volcan Mombacho. The restaurant has lots of food choices but you can bring your own food and drinks. The Isleta Resort and Casino provides a world-class vacation right in the middle of the desert, with amazing views from the many stories of the hotel. Isleta Resort & Casino last week announced a new partnership with BetMGM to head up operations of its sportsbook — the first time the MGM. .