The RM of Bengough No. 40 incorporated as a rural municipality on January 1, 1913. ;Heritage properties There are three historic properties within the RM. •
Horizon Community Church Centre - Constructed in 1928, as the
St. Cunegunda Roman Catholic Church in the then town of
Horizon, Saskatchewan, approximately thirty kilometres west of
Ogema, Saskatchewan. •
Horizon Federal Elevator - Constructed in 1922 in the town of Horizon, the grain elevator was in use until 1996 when the line was abandoned. A group of local farmer purchased the line and grain elevator as part of the
Red Coat Road and Rail Ltd. •
Saskatchewan Wheat Pool Elevator - Constructed in 1953 in the town of Horizon, the grain elevator is still in use. == Geography ==