On this Natural Resources Canada web site you can view 61 Champlain place names: lake, municipality, river, summit, park, post office, dam…

By clicking on a place name you can situate it on a map and access information such as latitude and longitude.

http://www4.rncan.gc.ca/recherche-de-noms-de-lieux/search?q=champlain&category=O&sort-field

Click to view.