The most popular Casino game in Costa Rica is rummy, also known as 21 or the Costa Rican adaptation of Blackjack. Mikado Natural Lodge · 3. The other sought after games. There are over 40 casinos in Costa Rica, many of them situated in San José – the country's capital city that. biggest casino in costa rica. Wyndham San Jose Herradura Hotel & Convention Center · 4. Casino Diria · 6. Tamarindo Diria Beach Resort · 2. Casino Fiesta · 8. Flamingo Casino Costa Rica · 7. The casino offers a couple of dozen card tables, craps, roulette and a couple of hundred slot machines all one large open room. Jaco Poker · 4. Casino gambling is legal in Costa Rica, but there are not too many located throughout the country. Local Recommendations from our My Guide Costa Rica team · Hotel Riu Palace · Best Western Irazu Hotel San Jose · Holiday Inn Aurola · Morazan Hotel & Casino · Byblos. Jungle Beach. Costa Rica is an excellent casino destination. Costa Rican casinos, cruise ships, horsetracks and dogtracks - the complete gambling landscape of Costa Rica. Includes Costa Rica casino details. Fiesta Casino · 5. Costa Rica Dog Rescue & Adoption · 2. Hotel Cocal Casino · 3. The casino sits in a large hotel. And casinos are much different than one may find in places. 1. Costa Rica Casino Resorts · 1. .