This giant arrow pointing NW is on the grounds NASA's Johnson Space Center in Houston.
Giant Arrow
By bonjbrown @ 2005-08-23 22:56:59
kjfitz
@ 2006-02-28 21:04:52
There is a tower at the tip of the arrow. Must be some kind of test range.
kjfitz
@ 2006-07-26 18:45:30
I think this is a Radar Cross Section facility or something similar.