Casino. Spielhalle Las Vegas Radeberg, Radeberg. Merkur Casino is in Madrid, Madrid, Comunidad de, Spain and is open daily 10amam. SlotClub Spielothek. Spielhalle Las Vegas Radeberg Not yet rated (1 Review). 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.