LAS VEGAS (AP) — MGM Resorts is unveiling vast Wi-Fi networks that will allow visitors at its Las Vegas casinos free wireless Internet access in public areas.

The company announced the project Tuesday, saying the system is already in effect at the Bellagio, MGM Grand, Mandalay Bay and The Mirage. It’s expected to be installed this year in the Monte Carlo, New York-New York, Luxor and Excalibur.