Casinopolis (Sonic X)

Casinopolis is a location that appears in the Sonic X anime.

Anime
Casinopolis was visited by Knuckles the Echidna during his search for his Emerald Shards. Informed about the Emerald Shard from the Station Square police, who had closed down the casino in order to investigate the situation, Knuckles retrieving the shard that had lodged itself into the ground. Knuckles then requested that the police officers informed him if they ever came across other Emerald Shards.