portentsofwoe: “ earthstory: “ The giant concrete arrows of the U.S. In a number of locations around the U.S., you can find these. Giant arrows, maybe 20 meters (~70 feet) long. They dot the landscape, clearly old and decaying, with some found next...

portentsofwoe:

earthstory:

The giant concrete arrows of the U.S.

In a number of locations around the U.S., you can find these. Giant arrows, maybe 20 meters (~70 feet) long. They dot the landscape, clearly old and decaying, with some found next to structures of similar age.

These arrows are a relic of a bygone era…the beginnings of aviation in this country.

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thats cool/ ive never seen these because im not four hundred feet tall

1 year ago / 330 
via: parapraxiis
src: facebook.com
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