did you know that the tallest man-made,covered in steel is the Gateway arch?
Smith shared his idea with bernad dickman {the mayor of St.Louis} was eager to putting up new buildings as a way to attract touriest.
an idea is born
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an idea is born
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building the arch
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did you know that the workers dug 30 feet {9.1 meters} deep into in the ground ,removing TONS of the earth?!?
St.Louis and the Gateway arch
for the next 28 months the corps traveled 8,000 MILES from St.Louis to the pacific ocean and back. they took notes about climate, animals,plants and MUCH more!