The Challenge (1998)

S6E1 Salty's Secret

Salty, a seasoned diesel engine, makes his way to Sodor, eager to enjoy the coastal scenery. To his dismay, the Fat Controller assigns him to assist at Centre Island Quarry, distancing him from the seaside work he yearned for. Just when Salty feels let down, he discovers an unexpected delight that changes his outlook on his new assignment...