Lac de l'Horizon is a Lake located in Lac-au-Brochet; La Haute-Côte-Nord, Quebec.

• Latitude: 49° 3' 28'' North   (decimal: 49.0578146)
• Longitude: 69° 18' 3'' West   (decimal: -69.3008886)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-au-Brochet; La Haute-Côte-Nord
• Atlas of Canada Locator Map: Lac de l'Horizon
• GPS Coordinate Locator Map: Lac de l'Horizon Lat/Long