Given the task definition and input, reply with output. You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: PLACES IN CANADA 
Clue: Renamed in the 1830s, this city of 28,000 & its river were both originally called Little Thames

stratford, ontario