Pennsylvania Baumgardener’s Covered Bridge Baumgardener’s Mill Bitzer Covered Bridge Bowmansville Roller Mill Colemanville Covered Bridge Erb’s Mill Covered Bridge Gibson/Harmony Covered Bridge Keller’s Mill Covered Bridge Knox Covered Bridge Lancaster Market Lime Valley Covered Bridge Lime Valley Mill Mascot Roller Mill Pool Forge Covered Bridge St. James Episcopal Church Weaver’s Mill Covered Bridge Zook’s Mill Covered Bridge