Groupon Getaways offers stays at the Marriott Niagara Falls Fallsview and Spa in Ontario, Canada, bundled with daily breakfast for two, CA$40 dining voucher toward dinner at Fallsview Terrapin Grille, CA$40 voucher for 1-hour treatments at Serenity Spa by the Falls, and wine tasting tour for two for $99 per night, as seen on Travelzoo. (Credits are paid in Canadian currency; we found this rate on March 8.) That's tied with our January mention and the lowest current nightly rate we could find for stays at this property by at least $12. TripAdvisor ranks this hotel #2 of 137 hotels in Niagara Falls and Expedia rates it 95% based on 2,408 reviews. Book this travel deal by March 16 for stays through May 16.