Arriving by train to Phoenicia, New York, in the mid-1930s, downhill skiers first discovered the snowy trails of Simpson Ski Slope. Soon after, many Borscht Belt hotels were offering skiing and skating as ways to fill rooms during cold winter months when crowds thinned. In the high central Catskills, where abundant snowfall was a big draw, many abandoned rooming houses were commandeered to serve as base lodges for fledgling ski areas. In addition to farming and logging, skiing became an important industry to the area. People found steady employment in dozens of new areas sprouting all over...