I once again am posting this a bit late, it will have gone through some communities already but the CP Holiday Train is out and about again this year, asking for food donations:

http://www.cpr.ca/holiday-train/canada

Canadian Schedule:

http://www.cpr.ca/holiday-train/schedule-canada

American Schedule: [you need to go to each state show at the bottom to get the dates]

http://www.cpr.ca/holiday-train/schedule-united-states