Displaying results 1 of 20 - 256
Date Image Innovation City State Country
1905 Victoria Falls Bridge Zimbabwe
1761 Sewall's Bridge Sewall's Bridge York ME USA
1855 International Boundary Marker #1 International Boundary Marker #1 El Paso TX USA
1911 Armour-Swift-Burlington Bridge Armour-Swift-Burlington Bridge Kansas City MO USA
1697 Frankford Avenue Bridge Frankford Avenue Bridge Philadelphia PA USA
1862 Mullan Road Mullan Road Walla Walla WA USA
1859 Watertown Arsenal Watertown Arsenal Watertown MA USA
1925 Cleveland Hopkins Airport Cleveland Hopkins Airport Cleveland OH USA
1858 Crozet's Blue Ridge Tunnel Crozet's Blue Ridge Tunnel Waynesboro VA USA
1845-1877 Tennessee State Capitol Tennessee State Capitol Nashville TN USA
1924-1921 River des Peres Sewage & Drainage Works River des Peres Sewage & Drainage Works St. Louis MO USA
1856 Bidwell Bar Suspension Bridge Bidwell Bar Suspension Bridge Oroville CA USA
1909 Gunnison Tunnel Gunnison Tunnel Montrose CO USA
1940 Pennsylvania Turnpike (Old Section) Pennsylvania Turnpike (Old Section) Harrisburg PA USA
1825 Ohio Canal System Ohio Canal System N/A OH USA
1922 Miami Conservancy District Miami Conservancy District Huber Heights OH USA
1930 Tunnel Zion Mt. Carmel Tunnel and Highway Hurricane UT USA
1882 Durango and Silverton Narrow Gauge railway runs along the Highline. Durango-Silverton Branch of the D&RGW RR Durango CO USA
1931 Rogue River Bridge Rogue River Bridge Gold Beach OR USA
1894 Union Station Union Station St. Louis MS USA

We hope you enjoyed this essay.

Please support America's only magazine of the history of engineering and innovation, and the volunteers that sustain it with a donation to Invention & Technology.

Donate

Help us save
Stay informed - subscribe to our newsletter.
The subscriber's email address.