Historic National Road Dining go Results Found: 2 Button group with nested dropdown The Casselman Inn & Restaurant 113 East Main Street Grantsville MD 21536 (301) 895-5055 Elite Membership Penn Alps Restaurant & Craft Shop Craft Store features hundreds of tri-state artisans. ..... Craft Store features hundreds of tri-state artisans. ..... 125 Casselman Road Grantsville MD 21536 (301) 895-5985