Tranquille Sanitorium is another site that is very haunted, this was a Sanitorium for those with tuberculosis, and many experiments were done here, so many lost their lives here, it is known that the tunnels below the Sanitorium you can hear screams. 
Seal Island, an island on the outermost extreme of Southwestern Nova Scotia, in Municipalité Argyle in Yarmouth County. There is a local legend of a ghost from a shipwreck during 1891, the SS Ottawa. A stewardess named Annie Lindsey was believed drowned when her lifeboat overturned. She was buried beside the East End church where her grave marker can still be seen today. but some believe that when the coffin was later disinterred, it showed evidence that she was buried alive. Her spirit is said to haunt the Seal Island villages.
Young Teazer at Mahone Bay. Paranormal incidents have been reported by witnesses since it sunk on June 27, 1813. This ghostly burning schooner is seen by mariners on this bay. It is most often seen by visitors near the anniversary of this ship's fatal explosion in its historical location. Most witness reports state once seen it then just vanishes. It was featured by Creepy Canada.
Bytown Museum in Ottawa. This building is said to be haunted by Colonel John By, the builder of the canal, and his assistant General Duncan McNab.It was featured by Creepy Canada and The Girly Ghosthunters.
Gibraltar Point Lighthouse on Toronto Islands. The first lighthouse keeper, John Paul Radelmuller, was murdered by soldiers from nearby Fort York looking for bootlegged beer on January 2, 1815. These soldiers were charged with murder but eventually acquitted. A coffin was found during 1893 buried in the sand with a jawbone in it but it is not clear whether this was part of the lighthouse keeper's remains or not. It was featured by Creepy Canada.
Grand Theatre in London. Ambrose Small's apparition reputedly roams this theatre. It was featured by Mystery Hunters and The Girly Ghosthunters.
Ghost Ship of Northumberland Strait is described as a beautiful schooner that has three masts (sometimes four masts, as reports vary) with pure white sails, all of which become completely engulfed in flames as onlookers watch. There never seems to be a predetermined place for where the ship will appear. Sightings have occurred throughout the seasons, but seem to be more prevalent from September to November. These visions are also apparent before a northeast wind, and folklore has it that this brilliant ghost ship is a forewarning of a storm.
John Abbott College in Montreal. This building is about 100 years old. Spirits allegedly roam around in a specific area opening doors. Their spirits have been recognized by the janitors or guards, and by the students.