Output a stream of consciousness before answering the following. Passage: After the unexpected success of the initial series, ITV commissioned a second series, with Lang returning as writer and Wilson as director. It was shot on location by the River Lea, in the Cotswolds, and along the promenade in Brighton.\n\nQuestion: Based on this passage, where was the second series of unforgotten filmed?
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The important part for answering this question is: It was shot on location by the River Lea, in the Cotswolds, and along the promenade in Brighton.
The answer: by the River Lea , in the Cotswolds , and along the promenade in Brighton.
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