sentences:  (A second salt industry briefly flourished in the 1930s before it too closed).In the meantime the isolated situation of Port Franks with its proximity to the sandy beaches of Lake Huron, the river and isolated inland ponds, surrounded with mixed forests began to attract sportsmen and others seeking a natural retreat.Gradually a series of boarding houses and small hotels developed from the 1880s onward and Port Franks became a summer resort community.