Casino. Spielhalle Las Vegas Radeberg Not yet rated (1 Review). Merkur Casino is in Madrid, Madrid, Comunidad de, Spain and is open daily 10amam. Spielhalle Las Vegas Radeberg, Radeberg. . In our review, we've considered the casino's player complaints, estimated revenues, license, games genuineness, customer support quality,. 6 likes · 2 talking about this. SlotClub Spielothek.