Big City is the city in which Blue Falcon and Dynomutt fight crime. Scooby-Doo and his friends have visited Big City on a few occasions, in crossover episodes of Dynomutt, Dog Wonder.
It is located in Southern California along with the Roundhouse, and Eric's neighborhood during the 1930s. It is a city with mountains and trees surrounding by it, there's a main crane system and an industrial yard where Pete delivers his freight train over the mountain and to the printing companies.
Puppy in My Pocket: Adventures in Pocketville
The Big City is where Kate and Magic live with Kate's father. Ava was hungry and completely lost there until Wallace found her and she felt better. The evil Pet Buster lives there as well, and in the Big City, nobody has ever seen a Felis aulicus cat, so he decided to capture her.
The Big City children are also living there.
The Big City Museum located in the Big City.