Source

Construction of the Golden Gate Bridge, circa 1934 [879 × 1063] (x-post from r/HistoryPorn)

| Infrastructure |


Source

[981 x 1308] I-90 overpass in Snoqualmie. Picture taken near Denny Creek [OS]

| Infrastructure |

view this image at imgur.com
Source

Solar energy plant in Nevada

| Infrastructure |


Source

Wind Turbine in Argentina

| Infrastructure |


Source

Bob Kerrey Pedestrian Bridge. Omaha,NE

| Infrastructure |

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