Possible Walking Tour Feedback Crossword

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Across
  1. 4. A theme connecting nature, history, and technology
  2. 6. Original name of High Level Pumping Station - ____Waterworks
Down
  1. 1. This road was originally an indigenous trail.
  2. 2. The type of artwork added to the St. Clair West emergency exit in 2017
  3. 3. - Tollkeepers residence
  4. 5. Casa Loma ____ - WW2 significance