The Antique Car Museum is near of a Junkyard.
The Scooby-Doo Show
The Junkyard watchman tells the gang that the Phantom Racer has recently been haunting the antique car museum and the gang decides to head there. Upon arrival, they find the door locked so Shaggy and Scooby climb through a window and unlock the door. Inside, they split up to find the Phantom. Scooby and Shaggy encounter the Phantom and are chased. They end up trapped in an old automobile and pushed down a steep hill by the Phantom. They manage to escape safely and reunite with the gang. (The Spooky Case Of The Grand Prix Race)