Vermont is the only US state without skyscrapers, the leading producer of maple syrup, and the only state capital without a McDonald’s.The Maple Capital: Vermont is the top producer of maple syrup in the United States, producing millions of gallons every year.No McDonald’s in the Capital: Montpelier is the smallest state capital in the US and the only one without a McDonald’s. No Skyscrapers: Vermont is the only state with a strict building height limit (no buildings taller than 124 feet).