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Displaying results 221 of 240 - 256
Date Sort ascending Image Innovation City State Country
1805 Dismal Swamp Canal Dismal Swamp Canal Chesapeake VA USA
1804-1822 Caledonian Canal Caledonian Canal Inverness Scotland
1803 Cape Hatteras Lighthouse Cape Hatteras Lighthouse Cape Hatteras NC USA
1803 Middlesex Canal Middlesex Canal Billerica MA USA
1801 Philadelphia Municipal Water Supply Philadelphia Municipal Water Supply Philadelphia PA USA
1799 Potowmack Canal and Locks Potowmack Canal and Locks Fairfax County VA USA
1799 Ellicott's Stone Ellicott's Stone Bucks AL USA
1796 Hwaseong Fortress Hwaseong Fortress Suwon Gyeonggi-do South Korea
1794 New Castle Ice Harbor New Castle Ice Harbor New Castle DE USA
1793 U.S. Capitol U.S. Capitol Washington DC USA
1792 Great Falls Raceway and Power System Great Falls Raceway and Power System Paterson NJ USA
1792 Old Cape Henry Lighthouse Old Cape Henry Lighthouse Virginia Beach VA USA
1791-1795 Vancouver's Mapping of the West Coast of North America Vancouver's Mapping of the West Coast of North America N/A USA
1787 Portland Head Light Portland Head Light Cape Elizabeth ME USA
1785 Point of Beginning, U.S. Public Lands Point of Beginning, U.S. Public Lands East Liverpool OH USA
1779 Ironbridge Ironbridge Coalbrookdale-Ironbridge UK
1775 King's Road King's Road New Smyrna FL USA
1768-1790 Forth & Clyde Canal and Union Canal Forth & Clyde Canal and Union Canal Glasgow UK
1767 Mason-Dixon Line Mason-Dixon Line USA
1764 Choate Bridge Choate Bridge Ipswich MA USA

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