Paradise River is a community on the southwestern coastline of Sandwich Bay in southeastern Labrador, Canada. Located at the outlet of the river for which the community is named, it is situated along Route 516, the Cartwright Highway, which connects Paradise River to the town of Cartwright as well as the Trans-Labrador Highway, which in turn is co…Paradise River is a community on the southwestern coastline of Sandwich Bay in southeastern Labrador, Canada. Located at the outlet of the river for which the community is named, it is situated along Route 516, the Cartwright Highway, which connects Paradise River to the town of Cartwright as well as the Trans-Labrador Highway, which in turn is connected to Happy Valley-Goose Bay among many communities along Labrador's southern coast.