Originally, the facility was called the King Edward VII Sanatorium and served only to treat tuberculosis.

The community built around the facility had gardens, houses, a gymnasium, a farm, a fire department, an auditorium, a cafeteria, a laundry mat, tennis courts, a steam plant, a school for handicapped children named "Stsmemelt Village", and many more facilities, In 1958, the hospital closed and was reopened in 1959 to treat the mentally ill.

In September 1991, an Italian developer, Giovanni Camporese, the president of A&A Foods, bought the land for turning it into a resort and renamed it "Padova City" as a reminder of the place he was born.

The abandoned site is currently operated by Tranquille Farm Fresh[year needed] and the acres of fertile lands are used for agriculture.

The company on Saturdays and Sundays gives tours of the grounds and opens its infamous tunnels at Halloween with theatrics in partnership with Chimera Theatre of Kamloops, BC., The site has been approved for a future resort community named Tranquille On The Lake.