English: United States Border Patrol at Algodones Sand Dunes, California, USA. The fence on the US-Mexican border is a special construction of narrow, 15 feet tall elements, that are movable vertically. This way they can be lifted on top of the ever shifting sand dunes.
{{Information |Description={{en|1=United States Border Patrol at Algodones Sand Dunes, California, USA. The fence on the US-Mexican border is a special construction of narrow, 15 feet tall elements, that are movable vertically. This way they can be lifted
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